| The Masked Marvel | 1943 | Warren Hamilton | Movie |
| Watch on the Rhine | 1943 | Cyrus Penfield (uncredited) | Movie |
| Three Hearts for Julia | 1943 | Mr. Doran (uncredited) | Movie |
| Andy Hardy's Double Life | 1942 | Lincoln Lumber's Attorney (uncredited) | Movie |
| Kid Glove Killer | 1942 | Clemence - First Politician (uncredited) | Movie |
| Lady for a Night | 1942 | Civil War General (uncredited) | Movie |
| Tarzan's New York Adventure | 1942 | Blake Norton | Movie |
| The Male Animal | 1942 | Faculty Member (uncredited) | Movie |
| Bells of Capistrano | 1942 | Doctor (uncredited) | Movie |
| Born to Sing | 1942 | Critic (uncredited) | Movie |
| I Was Framed | 1942 | Stuart Gaines | Movie |
| The Vanishing Virginian | 1942 | Dr. Edwards (uncredited) | Movie |
| Tish | 1942 | Mr. Fielding Kelbridge (uncredited) | Movie |
| True to the Army | 1942 | Brigadier General (uncredited) | Movie |
| Back Street | 1941 | Mr. Williams (uncredited) | Movie |
| Belle Starr | 1941 | Col. Thornton | Movie |
| Blossoms in the Dust | 1941 | Texas Senator (uncredited) | Movie |
| Cheers for Miss Bishop | 1941 | Professor Lancaster | Movie |
| Dive Bomber | 1941 | Admiral (uncredited) | Movie |
| Four Mothers | 1941 | Music Foundation Director (uncredited) | Movie |
| Hold That Ghost | 1941 | Judge (uncredited) | Movie |
| Ice-Capades | 1941 | Lawyer (uncredited) | Movie |
| Lady from Louisiana | 1941 | Judge William Harding (uncredited) | Movie |
| You Belong to Me | 1941 | Mr. Deker (uncredited) | Movie |
| Angels with Broken Wings | 1941 | | Movie |
| Dick Tracy vs. Crime Inc. | 1941 | Stephen Chandler | Movie |
| Doctors Don't Tell | 1941 | Dr. Watkins | Movie |
| Golden Hoofs | 1941 | Calvin Harmon (as Howard C. Hickman) | Movie |
| Hurricane Smith | 1941 | Sen. Bradley (as Howard C. Hickman) | Movie |
| Maisie Was a Lady | 1941 | Dr. Stephen W. Fredericks (uncredited) | Movie |
| Nine Lives Are Not Enough | 1941 | Colonel Andrews | Movie |
| Paris Calling | 1941 | French General (uncredited) | Movie |
| Robin Hood of the Pecos | 1941 | Colonel Davis (uncredited) | Movie |
| Scattergood Pulls the Strings | 1941 | Withers (as Howard C. Hickman) | Movie |
| Washington Melodrama | 1941 | Bishop Chatterton | Movie |
| Robbers of the Range | 1941 | Roy Tremaine | Movie |
| Tuxedo Junction | 1941 | Judge Leo Rivers | Movie |
| Uncle Joe | 1941 | Banker Jones | Movie |
| Boom Town | 1940 | McCreery's Associate #1 (uncredited) | Movie |
| Castle on the Hudson | 1940 | The Judge (uncredited) | Movie |
| Dark Command | 1940 | Southerner Orating for Votes (uncredited) | Movie |
| It All Came True | 1940 | Mr. Prendergast | Movie |
| Little Men | 1940 | Doctor (uncredited) | Movie |
| Spring Parade | 1940 | Colonel (uncredited) | Movie |
| Strike Up the Band | 1940 | Doctor | Movie |
| They Drive by Night | 1940 | The Judge (uncredited) | Movie |
| Virginia City | 1940 | Confederate Gen. Page (uncredited) | Movie |
| Bowery Boy | 1940 | Dr. Axel Winters (as Howard C. Hickman) | Movie |
| Bullet Code | 1940 | John Mathews | Movie |
| Gangs of Chicago | 1940 | Judge Whitaker (as Howard C. Hickman) | Movie |
| Girls of the Road | 1940 | Gov. Warren | Movie |
| Island of Doomed Men | 1940 | Judge (uncredited) | Movie |
| The Man from Dakota | 1940 | Confederate Colonel (uncredited) | Movie |
| The Secret Seven | 1940 | Dr. Talbot (as Howard C. Hickman) | Movie |
| Yesterday's Heroes | 1940 | Trustee (uncredited) | Movie |
| Espionage Agent | 1939 | Walter Forbes | Movie |
| Gone with the Wind | 1939 | John Wilkes | Movie |
| On Borrowed Time | 1939 | Chief Surgeon (uncredited) | Movie |
| Slightly Honorable | 1939 | Sen. Sam Scott | Movie |
| The Angels Wash Their Faces | 1939 | Judge Wilson (uncredited) | Movie |
| The Return of Doctor X | 1939 | Chairman (scenes deleted) | Movie |
| Three Smart Girls Grow Up | 1939 | Conference Room Businessman (uncredited) | Movie |
| When Tomorrow Comes | 1939 | Wealthy Man (uncredited) | Movie |
| Wings of the Navy | 1939 | Capt. Dreen (uncredited) | Movie |
| Convict's Code | 1939 | Prison Warden | Movie |
| Everybody's Baby | 1939 | Dr. Jenkins (as Howard C. Hickman) | Movie |
| Full Confession | 1939 | Third Doctor (uncredited) | Movie |
| Good Girls Go to Paris | 1939 | Jeffers - Brand's Butler (as Howard C. Hickman) | Movie |
| My Son Is Guilty | 1939 | Commissioner George Dodge (uncredited) | Movie |
| The Kansas Terrors | 1939 | Governor General | Movie |
| The Kid from Texas | 1939 | Doctor at Polo Grounds (uncredited) | Movie |
| The Under-Pup | 1939 | Business Man (uncredited) | Movie |
| Thunder Afloat | 1939 | Surgeon (uncredited) | Movie |
| Wife, Husband and Friend | 1939 | Concert Manager | Movie |
| Beware Spooks! | 1939 | Judge Roth (uncredited) | Movie |
| Little Accident | 1939 | Mr. Allerton (as Howard C. Hickman) | Movie |
| Off the Record | 1939 | Doctor (uncredited) | Movie |
| Trouble in Sundown | 1939 | John Cameron | Movie |
| Holiday | 1938 | Churchgoer (uncredited) | Movie |
| Kentucky | 1938 | Banker (uncredited) | Movie |
| Next Time I Marry | 1938 | Judge Jonathan Travers (uncredited) | Movie |
| Start Cheering | 1938 | Dr. Fosdick | Movie |
| Tarzan's Revenge | 1938 | Mr. Johnson (uncredited) | Movie |
| The Rage of Paris | 1938 | Man in Opera Box (uncredited) | Movie |
| Come On, Leathernecks! | 1938 | Captain Felton | Movie |
| Juvenile Court | 1938 | Governor Stanley | Movie |
| King of the Newsboys | 1938 | Judge (uncredited) | Movie |
| Love Is a Headache | 1938 | Editor Williams (uncredited) | Movie |
| Rascals | 1938 | Judge (as Howard C. Hickman) | Movie |
| Smashing the Rackets | 1938 | James J. Carew (uncredited) | Movie |
| Woman Against Woman | 1938 | Mr. Jamison (uncredited) | Movie |
| Young Dr. Kildare | 1938 | Dr. Harris (uncredited) | Movie |
| Flight Into Nowhere | 1938 | Howard Hammond (as Howard C. Hickman) | Movie |
| I Stand Accused | 1938 | Gilbert (as Howard C. Hickman) | Movie |
| My Old Kentucky Home | 1938 | | Movie |
| Numbered Woman | 1938 | Dick | Movie |
| Panamint's Bad Man | 1938 | Marshal Winston (uncredited) | Movie |
| Artist and Models | 1937 | Mr. Currie (uncredited) | Movie |
| Charlie Chan at the Olympics | 1937 | Dr. Burton | Movie |
| Maytime | 1937 | Opera Director (uncredited) | Movie |
| One Hundred Men and a Girl | 1937 | Johnson | Movie |
| Back in Circulation | 1937 | Judge (uncredited) | Movie |
| Jim Hanvey, Detective | 1937 | Herbert Frost | Movie |
| Join the Marines | 1937 | Pruitt | Movie |
| Married Before Breakfast | 1937 | Arthur - Man Bringing in Two Hoboes (uncredited) | Movie |
| Murder in Greenwich Village | 1937 | Mr. Sloan (uncredited) | Movie |
| One Mile from Heaven | 1937 | Judge Clarke | Movie |
| Roll Along, Cowboy | 1937 | Dr. Cooper (uncredited) | Movie |
| The Crime Nobody Saw | 1937 | Robert Mallory (as Howard C. Hickman) | Movie |
| The Man Who Cried Wolf | 1937 | Doctor on Stage (uncredited) | Movie |
| We Who Are About to Die | 1937 | Prison Chaplain | Movie |
| The Jones Family in Borrowing Trouble | 1937 | Judge Walters (as Howard C. Hickman) | Movie |
| Checkers | 1937 | Race Judge (uncredited) | Movie |
| Criminals of the Air | 1937 | Harrison (uncredited) | Movie |
| Give Till It Hurts | 1937 | Dr. Douglas | Short Film |
| Silent Barriers | 1937 | Donald Smith - Member of C.P.R. Board (as Howard C. Hickman) | Movie |
| The Lady Escapes | 1937 | Judge (as Howard C. Hickman) | Movie |
| Motor Madness | 1937 | Dr. Cadman (uncredited) | Movie |
| Outcast | 1937 | Dr. Matthews (uncredited) | Movie |
| Roaring Timber | 1937 | Banker (uncredited) | Movie |
| Venus Makes Trouble | 1937 | Howard Clark (as Howard C. Hickman) | Movie |
| Western Gold | 1937 | Jim Thatcher | Movie |
| What Do You Think? (Number Two) | 1937 | | Short Film |
| Fury | 1936 | Governor | Movie |
| Libeled Lady | 1936 | Cable Editor (uncredited) | Movie |
| Murder with Pictures | 1936 | Judge (uncredited) | Movie |
| Pennies from Heaven | 1936 | Chaplain (uncredited) | Movie |
| Swing Time | 1936 | First Minister (uncredited) | Movie |
| The Bohemian Girl | 1936 | Dignified Captain (uncredited) | Movie |
| Two Against the World | 1936 | Dr. Maguire | Movie |
| Crack-Up | 1936 | Major White (as Howard C. Hickman) | Movie |
| Parole! | 1936 | Lawyer (uncredited) | Movie |
| To Mary - with Love | 1936 | Guest (as Howard C. Hickman) | Movie |
| Too Many Parents | 1936 | Colonel Colman (as Howard C. Hickman) | Movie |
| Trapped by Television | 1936 | G.P. Tucker - Board Member (uncredited) | Movie |
| Wild Brian Kent | 1936 | Bob Cruikshank | Movie |
| August Week End | 1936 | Spencer | Movie |
| Career Woman | 1936 | Judge Whitman (as Howard C. Hickman) | Movie |
| Dangerous Waters | 1936 | Ship Doctor (uncredited) | Movie |
| Fifteen Maiden Lane | 1936 | Mr. Whitman - Jeweller (uncredited) | Movie |
| Happy-Go-Lucky | 1936 | Dr. Wilson (as Howard C. Hickman) | Movie |
| Hell-Ship Morgan | 1936 | Cabot (as Harry Bradley) | Movie |
| The Law in Her Hands | 1936 | Judge Henry D. Morse (uncredited) | Movie |
| Love Letters of a Star | 1936 | Dr. Webster (as Howard C. Hickman) | Movie |
| I Live My Life | 1935 | Teacher at Terry's Lecture (uncredited) | Movie |
| Rendezvous | 1935 | G-Man | Movie |
| The Murder Man | 1935 | Howard Jennings (uncredited) | Movie |
| West Point of the Air | 1935 | Army Officer in Former Times (uncredited) | Movie |
| Bright Lights | 1935 | Mr. Aldridge (uncredited) | Movie |
| Carnival | 1935 | Doctor (uncredited) | Movie |
| Dinky | 1935 | Judge Barlow (uncredited) | Movie |
| Ginger | 1935 | Juvenile Judge (uncredited) | Movie |
| I'll Love You Always | 1935 | Dean (uncredited) | Movie |
| It's in the Air | 1935 | Mr. Ruby | Movie |
| Let 'em Have It | 1935 | Assistant Chief Clerk (uncredited) | Movie |
| Little Big Shot | 1935 | The Judge (uncredited) | Movie |
| The Flame Within | 1935 | Man at Hospital Benefit (uncredited) | Movie |
| Whipsaw | 1935 | Hotel Clerk (uncredited) | Movie |
| Woman Wanted | 1935 | Dr. Griffith (uncredited) | Movie |
| Captain Hurricane | 1935 | Jimmy's Father (uncredited) | Movie |
| Death Flies East | 1935 | Carlyle (uncredited) | Movie |
| Fighting Shadows | 1935 | Inspector Rutledge (uncredited) | Movie |
| Great God Gold | 1935 | Dunbar - Marcia's Attorney (uncredited) | Movie |
| Hit-and-Run Driver | 1935 | Dr. Flynn (uncredited) | Short Film |
| Law Beyond the Range | 1935 | Captain Wood (uncredited) | Movie |
| Red Hot Tires | 1935 | Judge Alcott | Movie |
| Straight from the Heart | 1935 | Police Sergeant (uncredited) | Movie |
| Three Kids and a Queen | 1935 | Dr. Bowers (uncredited) | Movie |
| Too Tough to Kill | 1935 | Billings (uncredited) | Movie |
| Gypsy Sweetheart | 1935 | Mr. Van Updyke | Short Film |
| A Lost Lady | 1934 | Dr. Barlow (uncredited) | Movie |
| Baby Take a Bow | 1934 | Blair (uncredited) | Movie |
| Death on the Diamond | 1934 | Dr. Cushman (uncredited) | Movie |
| Evelyn Prentice | 1934 | Mr. Whitlock - Party Guest (uncredited) | Movie |
| Gambling Lady | 1934 | Divorce Judge (uncredited) | Movie |
| Here Comes the Navy | 1934 | Captain | Movie |
| Jimmy the Gent | 1934 | Doctor (uncredited) | Movie |
| The Big Shakedown | 1934 | Board Member (uncredited) | Movie |
| The Man with Two Faces | 1934 | Mr. Jones (uncredited) | Movie |
| The Secret Bride | 1934 | Senate President (uncredited) | Movie |
| The Silver Streak | 1934 | Member Board of Directors (uncredited) | Movie |
| Twentieth Century | 1934 | Dr. Johnson (uncredited) | Movie |
| George White's Scandals | 1934 | Doctor (uncredited) | Movie |
| A Modern Hero | 1934 | Dr. McPherson (uncredited) | Movie |
| Bedside | 1934 | Doctor (uncredited) | Movie |
| Fugitive Lady | 1934 | Doctor (uncredited) | Movie |
| Gentlemen Are Born | 1934 | College President (uncredited) | Movie |
| Hi, Nellie! | 1934 | Dr. John W. Wilson (uncredited) | Movie |
| Mills of the Gods | 1934 | Joe - Banker (uncredited) | Movie |
| Mystery Liner | 1934 | Dr. Howard | Movie |
| Side Streets | 1934 | Dr. Randolph W. Hendricks (uncredited) | Movie |
| The Defense Rests | 1934 | Judge (uncredited) | Movie |
| The Mighty Barnum | 1934 | Undetermined Role (scenes deleted, as Howard C. Hickman) | Movie |
| Upperworld | 1934 | Judge (uncredited) | Movie |
| The Personality Kid | 1934 | Joan's Doctor (uncredited) | Movie |
| Return of the Terror | 1934 | Judge (as Howard C. Hickman) | Movie |
| Sisters Under the Skin | 1934 | Dutton (as Howard C. Hickman) | Movie |
| Three on a Honeymoon | 1934 | Mr. Foster (uncredited) | Movie |
| Radio Scout | 1934 | William C. Brock | Short Film |
| The Silk Express | 1933 | Mill Owner in Association (uncredited) | Movie |
| The World Changes | 1933 | Doctor (uncredited) | Movie |
| I Loved a Woman | 1933 | Businessman at Meeting (uncredited) | Movie |
| The Man Who Dared | 1933 | Politician (uncredited) | Movie |
| The Right to Romance | 1933 | Dr. Macey (uncredited) | Movie |
| Walls of Gold | 1933 | Bridge Player (uncredited) | Movie |
| The Age of Consent | 1932 | Doctor (uncredited) | Movie |
| Tess of the Storm Country | 1932 | Minister (uncredited) | Movie |
| The Hot Spot | 1931 | Callahan | Short Film |
| Brothers | 1930 | John Naughton (as Howard C. Hickman) | Movie |
| Hello Sister | 1930 | John Stanley | Movie |
| The Broadway Hoofer | 1929 | Larry | Movie |
| His First Command | 1929 | Maj. Hall | Movie |
| Alias Jimmy Valentine | 1928 | Mr. Lane | Movie |
| Madam Who? | 1918 | Henry Morgan (as Howard C. Hickman) | Movie |
| Maid o' the Storm | 1918 | Jules Picardo (as Howard C. Hickman) | Movie |
| Rose o' Paradise | 1918 | Lafe Grandoken | Movie |
| Blue Blood | 1918 | Spencer Wellington | Movie |
| Cast-Off, The | 1918 | Dr. Jim Thorpe | Movie |
| Social Ambition | 1918 | Vincent Manton | Movie |
| Wooden Shoes | 1917 | Jack Smith | Movie |
| Blood Will Tell | 1917 | James Black | Movie |
| Chicken Casey | 1917 | 'Dickey' Cochran | Movie |
| The Snarl | 1917 | Jack Mason | Movie |
| Those Who Pay | 1917 | George W. Graham | Movie |
| Civilization | 1916 | Count Ferdinand (as Howard C. Hickman) | Movie |
| Moral Fabric, The | 1916 | Mackley Stuart | Movie |
| Female of the Species, The | 1916 | Carleton Condon | Short Film |
| The Honorable Algy | 1916 | Lord Rockmore | Movie |
| Sin Ye Do, The | 1916 | Robert Darrow | Movie |
| The Wolf Woman | 1916 | John Morton | Movie |
| Jungle Child, The | 1916 | Ridgeway Webb | Movie |
| Somewhere in France | 1916 | Lt. Charles Ravignac | Movie |
| The Cup of Life | 1915 | Higsby (as Howard C. Hickman) | Movie |
| Man from Oregon, The | 1915 | 'Honest' Jim Martin | Movie |
| Matrimony | 1915 | Weston Rossmore | Short Film |
| Roughneck, The | 1915 | Lord Cecil Oakleigh (as Howard C. Hickman) | Short Film |
| The Chinatown Mystery | 1915 | Frank Sloan | Short Film |
| Bride of Guadaloupe, The | 1915 | Felipe | Short Film |
| The Winged Messenger | 1915 | Jim Harris | Short Film |
| Hostage of the North | 1915 | Andrews - Edna's Husband (as Howard C. Hickman) | Short Film |
| The Human Octopus | 1915 | Tom Horton (as Howard C. Hickman) | Short Film |
| In the Warden's Garden | 1915 | Jim Haley (as Howard C. Hickman) | Short Film |
| The Kite | 1915 | Hammond (as Howard C. Hickman) | Short Film |
| Shadowgraph Message, The | 1915 | Jean Cordova (as Howard C. Hickman) | Short Film |
| Play of the Season, The | 1915 | David Aubrey (as Howard C. Hickman) | Short Film |
| The Circus Man | 1914 | Artful Dick Cronk | Movie |
| Love and Politics | 1914 | | Short Film |
| The Making of Bobby Burnit | 1914 | Daniel Johnson (as Howard C. Hickman) | Short Film |
| On the Chess Board of Fate | 1914 | | Short Film |
| Academy Romance, An | 1914 | Ed (as Howard C. Hickman) | Short Film |
| Divorce | 1914 | | Short Film |
| Almost a White Hope | 1914 | Wouldby Strong | Short Film |
| Deuce and Two Pair, The | 1914 | George Love | Short Film |
| Saint and the Singer, The | 1914 | Mr. Smith | Short Film |
| Hawkeye and the Cheese Mystery | 1914 | | Short Film |
| Murderous Elopement, A | 1914 | Jimmie | Short Film |
| Her First Arrest | 1914 | Chief of Police Hickman | Short Film |
| Just Mother | 1914 | | Short Film |
| The Bells of Austi | 1914 | Undetermined Leading Role (as Howard C. Hickman, unconfirmed) | Short Film |
| The Tale of a Dog | 1914 | | Short Film |
| The Buccaneers | 1913 | Blackbeard (as Howard C. Hickman) | Short Film |
| Captain Kidd | 1913 | Frank Curtis (as Howard C. Hickman) | Short Film |
| Under the Black Flag | 1913 | Juan (as Howard C. Hickman) | Short Film |
| Doctor's Orders, The | 1913 | Dist. Atty. John Martin (as Howard C. Hickman) | Short Film |
| The Dead Pay | 1912 | Lt. Kane (as Howard C. Hickman) | Short Film |
