Derek McGrath Filmography
- Actor (83 credits)
- Frankie Drake Mysteries (2017) Abraham Amory
- The Mist (2017) Benedict Raven
- An American Dream: The Education of William Bowman (2016) Oswald Chambers
- A Puppy for Christmas (2016) Gramps
- Kim's Convenience (2016) Frank
- Sound of Christmas (2016) Earl McKinley
- Northpole: Open for Christmas (2015) Peter Elfman
- Inspector Gadget (2015) Chief Quimby
- Good Witch (2015) Vice Principal
- Gridlocked (2015) Booking Officer
- Last Chance for Christmas (2015) Santa
- Alice (2013) Smoking Man
- Carrie (2013) Head Commissioner
- Fir Crazy (2013) Hank
- Christmas with Tucker (2013) Hank
- Beauty and the Beast (2012) Priest
- Daniel Tiger's Neighborhood (2012) Mr. McFeely, voice acting
- Christmas Magic (2011) Henry
- She's the Mayor (2011) Frank Crumb
- Justin Time (2011) Grampa
- Dan for Mayor (2010) Pork Council Chairman
- You Lucky Dog (2010) Bus Driver
- Fairfield Road (2010) Sam Peabody
- Bob & Doug (2009) Mayor Melvin
- Daniel's Daughter (2008) Jim Cavanaugh
- Iggy Arbuckle (2007) Spiff 2007, voice acting
- Charlie Bartlett (2007) Superintendent Sedgwick
- Wide Awake (2007) Dr. Matt Einen
- Little Mosque on the Prairie (2007)
- Full of It (2006)
- Aladdin: The Magical Family Musical (2006) Widow Bender
- The Hungry Squid (2003) рассказчик
- Whitewash: The Clarence Brandley Story (2002) Icky Peace
- Sue Thomas: F.B.Eye (2002)
- The Safety of Objects (2001) Mr. Peabody
- Doc (2001)
- The Huntress (2000) Driver
- Inherit the Wind (1999) Radio Technician
- Bloodsport: The Dark Kumite (1999) Warden Preston
- Stuart Bliss (1998) Mover
- Made in Canada (1998)
- Mentors (1998) Gregor Mendel
- The Client (1995) Arnie
- In the House (1995) Bernie
- Hologram Man (1995) Secretary Culkin
- Gei ba ba de xin (1995)
- Chameleon (1995) Morris Steinfeld
- Star Trek: Voyager (1995) Crewman Chell
- Jing wu ying xiong (1994)
- Golden Gate (1994) Otto Munson
- Fong sai yuk (1993)
- Fong sai yuk 2 (1993)
- Freaked (1993) Worm
- Cheers: Last Call! (1993) Andy Schroeder, хроника, not listed in credits
- The Red Green Show (1991) Garth Harble
- She's Out of Control (1989) Jeff Robbins
- Family Matters (1989) Conductor
- My Secret Identity (1988)
- Police Academy 4: Citizens on Patrol (1987) Butterworth
- The Last Precinct (1986)
- Heathcliff: The Movie (1986) voice acting
- Mary (1985) Ronnie
- Growing Pains (1985) Encyclopedia Salesman
- The Cracker Brothers (1985) Derek Cracker
- The Romance of Betty Boop (1985) Waldo Van Lavish, voice acting
- Comedy Factory (1985) Jason
- That's My Baby! (1984) Bill
- At Your Service (1984) Jerry Bianco
- Pole Position (1984)
- Draw! (1984) Reggie Bell
- Heathcliff & the Catillac Cats (1984) Knuckles
- After MASH (1983) Dave Glass
- The Funny Farm (1983) Harvey
- Mr. Mom (1983) Exec. #1
- Newhart (1982) Cousin Eugene Wiley
- Cheers (1982) Andy Schroeder
- Hangin' In (1981) Bucky
- Nothing Personal (1980) Gas Jockey
- Take Me Up to the Ball Game (1980) voice acting
- Intergalactic Thanksgiving or Please Don't Eat the Planet (1979) Prince Notfunnyenuf, voice acting
- Dallas (1978) Oswald Valentine
- King of Kensington (1975) Bobby
- The Last Detail (1973) Nichiren Shoshu Member
- Writer (1 credits)
