| Bourbon Street Beat | 1959 | Sheriff Dulaney | TV Show |
| Johnny Ringo | 1959 | Jess | TV Show |
| Laramie | 1959 | Sheriff on Trail | TV Show |
| Rawhide | 1959 | Marshal / Sheriff of Eberley | TV Show |
| Riverboat | 1959 | 2nd Farmer | TV Show |
| Startime | 1959 | | TV Show |
| The Deputy | 1959 | Wiley | TV Show |
| The Untouchables | 1959 | Doctor | TV Show |
| The D.A.'s Man | 1959 | John Psaty | TV Show |
| Machine-Gun Kelly | 1958 | Mr. Andrew Vito | Movie |
| Monster from Green Hell | 1958 | Dan Morgan (as Robert E. Griffin) | Movie |
| The Badlanders | 1958 | Bartender (uncredited) | Movie |
| The Bravados | 1958 | Banker Loomis (uncredited) | Movie |
| The Left Handed Gun | 1958 | Morton (uncredited) | Movie |
| Mackenzie's Raiders | 1958 | Mr. Fleming | TV Show |
| Northwest Passage | 1958 | Jacob Browning | TV Show |
| The Texan | 1958 | Ben Lester | TV Show |
| The Veil | 1958 | Dr. Dragstedt | TV Show |
| U.S. Marshal | 1958 | Charlie Ronk | TV Show |
| Wanted: Dead or Alive | 1958 | Eustace Branley / J. Noonan | TV Show |
| No Place to Land | 1958 | Bart Pine (as Robert E. Griffin) | Movie |
| Union Pacific | 1958 | Gen. Dodge | TV Show |
| Jefferson Drum | 1958 | Marshal | TV Show |
| Fury at Showdown | 1957 | Sheriff Clay (as Robert E. Griffin) | Movie |
| Gunsight Ridge | 1957 | Herb Babcock | Movie |
| I Was a Teenage Werewolf | 1957 | Police Chief P.F. Baker | Movie |
| Colt .45 | 1957 | Sheriff | TV Show |
| M Squad | 1957 | Artie Flegg | TV Show |
| Maverick | 1957 | Bartender / Adam Sheppley / Mayor / ... | TV Show |
| Perry Mason | 1957 | Fred Bascomb / Crinston | TV Show |
| The Court of Last Resort | 1957 | Prosecutor | TV Show |
| The Restless Gun | 1957 | Cole Ramsey | TV Show |
| The Thin Man | 1957 | Zeke Clemmons | TV Show |
| Trackdown | 1957 | Sheriff Bill Welch / Ben Arnold | TV Show |
| Whirlybirds | 1957 | Sheriff Perry | TV Show |
| Pawnee | 1957 | Doc Morgan (as Robert E. Griffin) | Movie |
| Alcoa Theatre | 1957 | Judge McAfee | TV Show |
| Code 3 | 1957 | Paul Becker | TV Show |
| Rendezvous | 1957 | | TV Show |
| The Californians | 1957 | Guard / Akins | TV Show |
| Official Detective | 1957 | Murray Synder / Horton | TV Show |
| Crime of Passion | 1956 | Detective James | Movie |
| Please Murder Me | 1956 | Lou Kazarian | Movie |
| The Ten Commandments | 1956 | High Priest (uncredited) | Movie |
| The Sheriff of Cochise | 1956 | Joe Thomas | TV Show |
| The Gale Storm Show: Oh! Susanna | 1956 | Severaid | TV Show |
| Zane Grey Theater | 1956 | Doc Kimball / Clay Killion | TV Show |
| The Brass Legend | 1956 | Doc Ward | Movie |
| Have Camera Will Travel | 1956 | Harrison | TV Movie |
| Inside Detroit | 1956 | Hoagy Mitchell (as Robert E. Griffin) | Movie |
| Dr. Christian | 1956 | | TV Show |
| Bad Day at Black Rock | 1955 | Second Train Conductor (uncredited) | Movie |
| Shotgun | 1955 | Doctor (uncredited) | Movie |
| Cheyenne | 1955 | Townsman | TV Show |
| Gunsmoke | 1955 | Judge / Catlin | TV Show |
| Highway Patrol | 1955 | Powers | TV Show |
| Science Fiction Theatre | 1955 | Ralph Scott / Walter Bronson | TV Show |
| Tales of the Texas Rangers | 1955 | Black Murphy | TV Show |
| The 20th Century-Fox Hour | 1955 | Bartender / Mule Driver | TV Show |
| The Life and Legend of Wyatt Earp | 1955 | Irish | TV Show |
| The Millionaire | 1955 | Dr. Matthews | TV Show |
| The People's Choice | 1955 | Deputy Sheriff | TV Show |
| TV Reader's Digest | 1955 | | TV Show |
| Dragnet | 1954 | Chief Special Agent (uncredited) | Movie |
| Father Knows Best | 1954 | Watts | TV Show |
| The Adventures of Rin Tin Tin | 1954 | Tom | TV Show |
| The Public Defender | 1954 | Supt. Corley | TV Show |
| The Black Dakotas | 1954 | Boggs (uncredited) | Movie |
| The Great Diamond Robbery | 1954 | Judge (uncredited) | Movie |
| The Human Jungle | 1954 | Man (uncredited) | Movie |
| The Law vs. Billy the Kid | 1954 | L.G. Murphy (uncredited) | Movie |
| Adventures of the Falcon | 1954 | Baldy Alberts | TV Show |
| The Whistler | 1954 | Sheriff McQuade | TV Show |
| Gun Fury | 1953 | Sheriff of Salt Wells (uncredited) | Movie |
| Serpent of the Nile | 1953 | Brutus | Movie |
| I Led 3 Lives | 1953 | Comrade Mullen / Roy Owens | TV Show |
| The Life of Riley | 1953 | Bob | TV Show |
| You Are There | 1953 | Secretary of the Navy John Long | TV Show |
| Conquest of Cochise | 1953 | Sam Maddock (as Robert E. Griffin) | Movie |
| Slaves of Babylon | 1953 | King Astyages | Movie |
| The Great Jesse James Raid | 1953 | Morgan (uncredited) | Movie |
| The Man Behind the Badge | 1953 | Chief of Police | TV Show |
| Love Is Better Than Ever | 1952 | Mr. Shaw (uncredited) | Movie |
| Rancho Notorious | 1952 | Politician in Jail Cell (uncredited) | Movie |
| Death Valley Days | 1952 | Major Bullock / Lucas | TV Show |
| Hopalong Cassidy | 1952 | Buck Staley | TV Show |
| The Ford Television Theatre | 1952 | Officer Mayberry | TV Show |
| Indian Uprising | 1952 | Dan Avery (uncredited) | Movie |
| Montana Territory | 1952 | Yeager | Movie |
| The Unknown Man | 1951 | Reporter (uncredited) | Movie |
| Vengeance Valley | 1951 | Cal (uncredited) | Movie |
| Schlitz Playhouse | 1951 | Sgt. Hanlon | TV Show |
| Gruen Guild Theater | 1951 | | TV Show |
| Dragnet | 1951 | | TV Show |
| Broken Arrow | 1950 | John Lowrie (uncredited) | Movie |
| The Magnificent Yankee | 1950 | Court Crier (uncredited) | Movie |
| Barricade | 1950 | Kirby | Movie |
| Joe Palooka in the Squared Circle | 1950 | Kebo - Crawford Henchman | Movie |
| Treasury Men in Action | 1950 | Jim Houston / Dawson / Mr. Stone | TV Show |
| Destination Big House | 1950 | Police Official (uncredited) | Movie |
| Fireside Theatre | 1949 | | TV Show |
