A native of Timmins, Ontario, Derek McGrath launched his performing career as Linus in the stage production You’re a Good Man, Charlie Brown, later becoming a familiar face on North-American television. He portrayed Andy Schroeder on Cheers, Oswald Valentine in Dallas, Dr. Benjamin Jeffcoate in My Secret Identity, and Crewman Chell on Star Trek: Voyager, while also appearing as Dr. Derek Hebert in… Read more
Biography written by WatchMoods, based on public sources
Known for The Good Doctor 2017 Suits 2011 Carrie 2013 Thanksgiving 2023 Series ★ 7.6 The Golden Girls 1985
Coordinator Series ★ 7.7 Good Witch 2015
Vice Principal Series ★ 7.7 Kim's Convenience 2016
Frank Series ★ 7.4 Who's the Boss? 1984
Series ★ 7.4 Transplant 2020
Donald Series ★ 8 Unicorn Academy 2023
Mr. Tansy (voice) Series ★ 7 Walker, Texas Ranger 1993
Harris ★ 7 The Last Detail 1973
Nichiren Shoshu Member Series ★ 7.2 Newhart 1982
Series ★ 7.8 In the House 1995
Series ★ 7.5 The Red Green Show 1991
Series ★ 6.9 Earth: Final Conflict 1997
Pax Series ★ 7.2 Sue Thomas: F.B.Eye 2002
Gregory Gilborn Series ★ 7 My Secret Identity 1988
Series ★ 6.7 Revival 2025
Bob Dittman Series ★ 6.7 Carter 2018
Eugene Wallace ★ 6.7 Charlie Bartlett 2008
Superintendent Sedgwick Series ★ 6.6 Little Mosque on the Prairie 2007
Rev. Duncan Magee ★ 6.6 A Puppy for Christmas 2016
Gramps ★ 6.5 The Safety of Objects 2002
Mr. Peabody ★ 6.4 Christmas Magic 2011
Henry ★ 6.6 Mr. Mom 1983
Exec. #1 ★ 6.3 Fairfield Road 2010
Sam Peabody ★ 6.3 Inherit the Wind 1999
Radio Technician Series ★ 6.3 Frankie Drake Mysteries 2017
Abraham Amory ★ 6.3 Sound of Christmas 2016
Earl McKinley ★ 6.4 Christmas Incorporated 2015
(uncredited) Series ★ 6.5 Growing Pains 1985
Encyclopedia Salesman ★ 6.1 From Friend to Fiancé 2019
Patrick Series ★ 6.2 Ellen 1994
Stanley Peck ★ 5.9 Last Chance for Christmas 2015
Santa ★ 6.5 Thanksgiving 2023
Mayor Cantin ★ 5.9 Fir Crazy 2013
Hank ★ 6.2 Freaked 1993
Worm ★ 4.1 Hologram Man 1995
Secretary Culkin ★ 5.8 Northpole: Open for Christmas 2015
Peter Elfman ★ 6 A Merry Little Ex-Mas 2025
Mike Holden ★ 5.5 Full of It 2007
Principal Hayes ★ 5.2 She's Out of Control 1989
Jeff Start from another title