| Interrogation | 2016 | Eli Reed | Movie |
| On the Farm | 2016 | Deputy Chief Quinn | TV Movie |
| Tulips in Spring | 2016 | Frank | TV Movie |
| Travelers | 2016 | Earl | TV Show |
| A Christmas to Remember | 2016 | Dan | TV Movie |
| The Man in the High Castle | 2015 | Dr. Gerald Adler / Doctor Adler | TV Show |
| iZombie | 2015 | The Magnificent Magnus | TV Show |
| The Magicians | 2015 | Knight of Crowns | TV Show |
| Fatal Memories | 2015 | Orly Chambers | TV Movie |
| Wish Upon a Christmas | 2015 | Mr. Tomte | TV Movie |
| At Your Feet | 2015 | Phone guy | TV Show |
| Mom's Day Away | 2014 | Don Holland | TV Movie |
| Arctic Air | 2012 | Mel Ivarson | TV Show |
| The Killing | 2011 | Station Manager | TV Show |
| Endgame | 2011 | A.C. Chase | TV Show |
| Donovan's Echo | 2011 | Dean Belton | Movie |
| Three Weeks, Three Kids | 2011 | Russell Mills | TV Movie |
| Life Unexpected | 2010 | Richard | TV Show |
| Meteor Storm | 2010 | General Brock | TV Movie |
| The Uninvited | 2009 | Sheriff Emery | Movie |
| Watchmen | 2009 | News Anchor | Movie |
| Spectacular! | 2009 | Uncle Sam | TV Movie |
| The Good Wife | 2009 | Cormac | TV Show |
| The Seamstress | 2009 | Collier Gatier | Movie |
| Sight Unseen | 2009 | Det. Mike Corland | TV Movie |
| Do You Know Me? | 2009 | Joe Prescott | TV Movie |
| Excited | 2009 | Bob | Movie |
| Murdoch Mysteries | 2008 | Robert Duncan | TV Show |
| Love to Kill | 2008 | Daniel Nash | TV Movie |
| Impact | 2008 | Danny | TV Show |
| Toxic Skies | 2008 | Mayor Jim Tanner (as Kevin Mcnulty) | Movie |
| Fantastic Four: Rise of the Silver Surfer | 2007 | Baxter Building Doorman | Movie |
| American Venus | 2007 | Dick | Movie |
| Code Name: The Cleaner | 2007 | Doctor Soames | Movie |
| Nightwatching | 2007 | Hendrick Uylenburgh | Movie |
| The Invisible | 2007 | Principal Whitcliff | Movie |
| Anna's Storm | 2007 | Tad Wingate | TV Movie |
| Tin Man | 2007 | Hank | TV Show |
| John Tucker Must Die | 2006 | Basketball Coach | Movie |
| Snakes on a Plane | 2006 | Emmett Bradley | Movie |
| Augusta, Gone | 2006 | Mr. Wallace (as Kevin Mcnulty) | TV Movie |
| Disaster Zone: Volcano in New York | 2006 | Neil Kavanagh | TV Movie |
| Firestorm: Last Stand at Yellowstone | 2006 | Malcom Levine (as Kevin Mcnulty) | TV Movie |
| Past Sins | 2006 | Dale Beckman | TV Movie |
| Kyle XY | 2006 | Dr. Feldman | TV Show |
| Psych | 2006 | Chad Wiswall | TV Show |
| Bob the Butler | 2005 | Tardy Man | Movie |
| Fantastic Four | 2005 | Jimmy O'Hoolihan | Movie |
| Reefer Madness: The Movie Musical | 2005 | Mayor Harris MacDonald | TV Movie |
| The Score | 2005 | Composer | Movie |
| 24/7 | 2005 | Lawyer | Short Film |
| 14 Hours | 2005 | Larry Dastych | TV Movie |
| Into the West | 2005 | Thomas Fitzpatrick | TV Show |
| Saving Milly | 2005 | Sheldon Adler | TV Movie |
| Supervolcano | 2005 | Joe Foster | TV Movie |
| Da Vinci's City Hall | 2005 | James Dubreau | TV Show |
| Intelligence | 2005 | Judd Walters | TV Show |
| Robson Arms | 2005 | Stanley Wasserman | TV Show |
| Supernatural | 2005 | Phillip / Rev. Roy Le Grange | TV Show |
| Three Moons Over Milford | 2005 | | TV Show |
| Cantata for the King | 2005 | Preacher | TV Movie |
| Pursued | 2004 | John Blakely | Movie |
| Family Sins | 2004 | Kenneth Geck | TV Movie |
| Battlestar Galactica | 2004 | Frank Porthos | TV Show |
| Stargate: Atlantis | 2004 | Chancellor Lycus | TV Show |
| The 4400 | 2004 | Christopher Dubov | TV Show |
| The Collector | 2004 | Father Derek Martin | TV Show |
| Stealing Sinatra | 2003 | James Mahoney (as Kevin Mcnulty) | Movie |
| A Date with Darkness: The Trial and Capture of Andrew Luster | 2003 | Judge Riley | TV Movie |
| Out of Order | 2003 | Priest | TV Show |
| Peacemakers | 2003 | Charles Curry | TV Show |
| Door to Door | 2002 | President of Watkins | TV Movie |
| L.A. Law: The Movie | 2002 | Max Bettencart | TV Movie |
| Breaking News | 2002 | Andy Blank | TV Show |
| The Dead Zone | 2002 | Dr. Scanlon | TV Show |
| Last Wedding | 2001 | Rabbi | Movie |
| A Girl Thing | 2001 | Peter | TV Movie |
| Anatomy of a Hate Crime | 2001 | Carl Manzani | TV Movie |
| Love and Treason | 2001 | Director Horvath | TV Movie |
| Strange Frequency 2 | 2001 | Ross van Horn (segment "Don't Stop Believin") | TV Movie |
| The Sports Pages | 2001 | Gerald Atwater (segment "How Doc Waddems Finally Broke 100") | TV Movie |
| Just Cause | 2001 | Hatcher | TV Show |
| Smallville | 2001 | Mr. Summers | TV Show |
| Strange Frequency | 2001 | Ross Van Horn | TV Show |
| The Chris Isaak Show | 2001 | Mr. Drubner | TV Show |
| The Lone Gunmen | 2001 | Jeremy Wash | TV Show |
| Navigating the Heart | 2000 | Jack Stanton | TV Movie |
| Quarantine | 2000 | John, CIA director | TV Movie |
| Andromeda | 2000 | Cuatemoc | TV Show |
| Dark Angel | 2000 | Gil | TV Show |
| Secret Agent Man | 2000 | Clive | TV Show |
| Miracle on the Mountain: The Kincaid Family Story | 2000 | Dave, Airfield Official | TV Movie |
| Special Delivery | 2000 | Fred Anders (as Kevin Mcnulty) | TV Movie |
| Trial by Fire | 2000 | Warren Vaughn | TV Movie |
| The Arrangement | 1999 | Agent Dackhouse | Movie |
| Strange World | 1999 | Assistant Director Menzes | TV Show |
| Evolution's Child | 1999 | Dr. Collard | TV Movie |
| Gunfighter's Moon | 1998 | Mayor Petersen | Movie |
| An Unexpected Life | 1998 | Goldani | TV Movie |
| Beauty | 1998 | Dr. Braedon | TV Movie |
| Max Q | 1998 | Oz Gilbert (as Kevin Mcnulty) | TV Movie |
| A Champion's Fight | 1998 | Hal Baylor | TV Movie |
| Silencing Mary | 1998 | Tom Stuartson | TV Movie |
| The Color of Courage | 1998 | Thompson | TV Movie |
| Cold Squad | 1998 | David Andrews | TV Show |
| First Wave | 1998 | Ryan | TV Show |
| Nothing Too Good for a Cowboy | 1998 | Danny Doyle | TV Show |
| Seven Days | 1998 | Clemons | TV Show |
| The Net | 1998 | Judge Thomas Mayall | TV Show |
| In the Doghouse | 1998 | Lee Goldberg | TV Movie |
| Kitchen Party | 1997 | Brent | Movie |
| The Sixth Man | 1997 | Referee | Movie |
| A Call to Remember | 1997 | Michael Bratton | TV Movie |
| A Child's Wish | 1997 | Robbie | TV Movie |
| Alibi | 1997 | Atty. Hendricks | TV Movie |
| Final Descent | 1997 | Henry Gibbons | TV Movie |
| Medusa's Child | 1997 | | TV Movie |
| The Advocate's Devil | 1997 | | TV Movie |
| Tricks | 1997 | Henry | TV Movie |
| Dead Man's Gun | 1997 | Alastair Hodge | TV Show |
| Stargate SG-1 | 1997 | Dr. Warner | TV Show |
| The Wonderful World of Disney | 1997 | Annapolis Angels Coach / Donecker | TV Show |
| Convictions | 1997 | Marshall Link (as Kevin Clifford McNulty) | TV Movie |
| Mask of Death | 1996 | Mickelson (as Kevin Mcnulty) | Movie |
| Maternal Instincts | 1996 | Dr. Joe Reilly | TV Movie |
| A Secret Between Friends: A Moment of Truth Movie | 1996 | Ted, Kathryn's Boss | TV Movie |
| Abduction of Innocence | 1996 | D.A. Davis | TV Movie |
| An Unexpected Family | 1996 | Goldani | TV Movie |
| Generation X | 1996 | Ralston | TV Movie |
| Mother, May I Sleep with Danger? | 1996 | | TV Movie |
| Night Visitors | 1996 | Detective | TV Movie |
| Titanic | 1996 | Second Officer Charles Lightoller | TV Show |
| Millennium | 1996 | Dr. Arnett | TV Show |
| Poltergeist: The Legacy | 1996 | Paul Miller | TV Show |
| The Adventures of Shirley Holmes | 1996 | Reg Stebbings | TV Show |
| The Sentinel | 1996 | Supervisor / Juno's Lawyer | TV Show |
| Two | 1996 | Joe | TV Show |
| Live Bait | 1995 | John MacIntosh | Movie |
| The War Between Us | 1995 | Tom McIntyre | Movie |
| Beauty's Revenge | 1995 | Minister | TV Movie |
| Broken Trust | 1995 | Judge Peatling | TV Movie |
| Children of the Dust | 1995 | Sheriff Harriman | TV Show |
| Ebbie | 1995 | Mr. Dobson | TV Movie |
| Falling from the Sky: Flight 174 | 1995 | Larry Roberts | TV Movie |
| Fighting for My Daughter | 1995 | Sergeant Burnett | TV Movie |
| Serving in Silence: The Margarethe Cammermeyer Story | 1995 | Colonel W. Finn | TV Movie |
| She Stood Alone: The Tailhook Scandal | 1995 | Marshall Graham | TV Movie |
| The Other Mother: A Moment of Truth Movie | 1995 | Edward | TV Movie |
| Strange Luck | 1995 | Ira Goldberg | TV Show |
| The Marshal | 1995 | States Attorney Robert Steiner | TV Show |
| The Outer Limits | 1995 | Everett Costello / Commander / Dr. Leiberman | TV Show |
| When the Vows Break | 1995 | Joe Rand | TV Movie |
| Ernest Goes to School | 1994 | Axwell (as Kevin Mcnulty) | Movie |
| Intersection | 1994 | Developer | Movie |
| Max | 1994 | Dr. Flock | Movie |
| The Neverending Story III | 1994 | Barney | Movie |
| Timecop | 1994 | Parker | Movie |
| For the Love of Nancy | 1994 | George Sabbath | TV Movie |
| Moment of Truth: Cult Rescue | 1994 | Travis | TV Movie |
| My Name Is Kate | 1994 | Lecturer | TV Movie |
| Snowbound: The Jim and Jennifer Stolpa Story | 1994 | Joe Tirado | TV Movie |
| The Man Who Wouldn't Die | 1994 | Curruthers | TV Movie |
| This Can't Be Love | 1994 | Officer #2 | TV Movie |
| Birdland | 1994 | Andrew Horner | TV Show |
| M.A.N.T.I.S. | 1994 | Fred Saxon | TV Show |
| Party of Five | 1994 | Plumber | TV Show |
| Viper | 1994 | Jack Falvo / Vince Metcalf | TV Show |
| Frostfire | 1994 | Leonard Marquis | TV Movie |
| Tears and Laughter: The Joan and Melissa Rivers Story | 1994 | Gene | TV Movie |
| For the Love of My Child: The Anissa Ayala Story | 1993 | Dr. G. Thomas | TV Movie |
| Judgment Day: The John List Story | 1993 | F.B.I. Agent | TV Movie |
| Liar, Liar: Between Father and Daughter | 1993 | Reimer | TV Movie |
| Moment of Truth: A Child Too Many | 1993 | Daniel Hall | TV Movie |
| When a Stranger Calls Back | 1993 | Dr. Schifrin | TV Movie |
| Cobra | 1993 | Sheriff Deak Macon | TV Show |
| The X-Files | 1993 | Agent Brian Fuller / Dr. Christopher Davey / Agent Fuller | TV Show |
| Final Appeal | 1993 | Blankenship | TV Movie |
| Other Women's Children | 1993 | Frank Blake | TV Movie |
| Stay Tuned | 1992 | 30 Something to Life | Movie |
| Diagnosis Murder | 1992 | Foster - Osborn's Attorney | TV Movie |
| The Man Upstairs | 1992 | Interrogator | TV Movie |
| Bill & Ted's Excellent Adventures | 1992 | Falsey | TV Show |
| Highlander | 1992 | David Markum / Harry Dawes | TV Show |
| The Hat Squad | 1992 | Sgt. McKay | TV Show |
| The Heights | 1992 | Mr. Ross | TV Show |
| Impolite | 1992 | Weinfield | Movie |
| Bingo | 1991 | Network Boss | Movie |
| And the Sea Will Tell | 1991 | Shoemaker | TV Movie |
| Blackmail | 1991 | Herb Grayson | TV Movie |
| Deadly Intentions... Again? | 1991 | Dr. Uttley | TV Movie |
| Northwood | 1991 | | TV Show |
| Street Justice | 1991 | Special Agent Simpson / Mr. Frank | TV Show |
| The Commish | 1991 | Capt. Greg Burdage / Wayne Tibbets | TV Show |
| Palace Guard | 1991 | Doggitt | TV Show |
| Silent Motive | 1991 | Cop | TV Movie |
| Bird on a Wire | 1990 | Brad | Movie |
| Narrow Margin | 1990 | James Dahlbeck | Movie |
| Short Time | 1990 | Dr. Drexler | Movie |
| Max Glick | 1990 | Constable Herman Brzjinski | TV Show |
| I Love You Perfect | 1989 | Pete | TV Movie |
| Booker | 1989 | Psychiatrist | TV Show |
| Bordertown | 1989 | Stagestop Kid / Mr. Parker | TV Show |
| Neon Rider | 1989 | Mr. Bill Brenton / Joe | TV Show |
| The First Season | 1989 | John | Movie |
| Shoot to Kill | 1988 | San Francisco Policeman | Movie |
| The Accused | 1988 | Plea Bargain Lawyer | Movie |
| Laura Lansing Slept Here | 1988 | Howard (uncredited) | TV Movie |
| 21 Jump Street | 1987 | Alan Deluca / Ed Stapleton / Kemp / ... | TV Show |
| Wiseguy | 1987 | Phil / O'Brien | TV Show |
| Firefighter | 1986 | Firefighter Stranan | TV Movie |
| Spot Marks the X | 1986 | Shelter Worker | TV Movie |
| Stingray | 1985 | Peters | TV Show |
| Danger Bay | 1984 | Alan Marcus | TV Show |
| The Beachcombers | 1972 | McNab | TV Show |
| The Magical World of Disney | 1954 | Commander Gardiner / Cmdr. Gardiner | TV Show |
| Old Fox | | Father | Short Film |
| Cracked Open | | Immigration Officer | Short Film |
| Lowlifes | | Neville | Movie |
