MC

Mark Costello

Actor
Mark began working professionally in Los Angeles back in 1983, when he booked his first job as the "Starter" in, Hot Dog...the Movie". He continued working numerous Co-Star and Guest spots on episodic TV such as, "Murder She Wrote, "Dynasty," Knots Landing," "Who's the Boss," "LA Law," "Full House", "Seventh Heaven," "ER," "N.Y.P.D. Blue," "The West Wing," and "Criminal Minds." Mark also had recurring roles on such television shows as, "Bay City Blues," "JAG", and "First Monday." In 1990, Mark had a three year contract on the FOX youth oriented drama, "Tribes". Mark was very established in the theatre world in Los Angeles, having won Best Actor in a Feature Role from Stage Scene LA, for his performances in,"Finding Fossils" and "John is a Father" at The Road Theatre, as well as "Mom's Dead", at Sacred Fools. Mark appeared with Susan Sullivan and David Selby in Edward Albee's, "A Delicate Balance," at the Odyssey Theatre , which won the LA Drama Critics Circle McCulloh Award for Best Revival. Mark moved to Atlanta in 2017 and has appeared in the films, "Yes, God, Yes," "Our Friend" and the independent feature film, "Charles Sloan", which he played the title role, and which won For Best Full Length Feature Film at the 2022 Raleigh Film and Arts Festival.

Movies & Shows on Plex

  • Everybody Hates Chris
  • Hot Dog... The Movie
  • Knots Landing
  • An Accidental Christmas
  • Doobious Sources

Known For

  • Adult Swim Yule Log
  • Locusts
  • An Accidental Christmas
  • Hollywood Hot Tubs
  • Doobious Sources
  • Faith

Filmography

2025
Paradise (2025) (TV Series) · as Billionaire #1
2024
It's Florida, Man. (TV Series) · as Joe Jones
2022
Adult Swim Yule Log · as Sheriff
2019
Yes, God, Yes · as Priest
2019
Our Friend · as Richard
2017
Doobious Sources · as Blake Morgan
2016
Dead Silent (TV Series) · as Will Hilton
2014
Your Worst Nightmare (TV Series) · as John Roehm - Week 1
2011
Femme Fatales (TV Series) · as Detective
2010
Turbulent Skies · as Gardner
2007
2005
Everybody Hates Chris (TV Series) · as Mr. Richards
2005
Criminal Minds (TV Series) · as Gary
2005
Locusts · as Director Rusk
2002
First Monday (TV Series) · as Marshall Of The Court
2000
The District (TV Series) · as Air Force General
1999
The West Wing (TV Series) · as Guest
1998
Kraa! The Sea Monster · as Nuclear Power Plant Supervisor
1996
Profiler (TV Series) · as Trooper Jasper
1996
7th Heaven (TV Series) · as Ken
1996
Zarkorr! The Invader · as George Ray
1996
Malibu Shores (TV Series) · as Sheriff Bill
1995
JAG (TV Series) · as Commander Onclay
1994
ER (TV Series) · as Kevin Halloran
1993
NYPD Blue (TV Series) · as Officer Abrams
1991
FBI: The Untold Stories (TV Series) · as Cast
1991
Reasonable Doubts (TV Series) · as Hanratty
1990
Hollywood Boulevard II · as Cab Driver
1990
Faith · as Policeman
1990
Tribes (TV Series) · as Carl
1987
Full House (TV Series) · as Anchorman
1986
Starman (TV Series) · as Government Employee
1986
L.A. Law (TV Series) · as Fbi Agent
1985
MacGyver (TV Series) · as Cop
1984
Crazy Like A Fox (TV Series) · as Nolan
1984
1st & Ten (TV Series) · as Larry
1984
Murder, She Wrote (TV Series) · as Chp Officer
1984
Who's the Boss? (TV Series) · as Man In Steam Room #1
1984
Hollywood Hot Tubs · as Mr. Slate
1984
Mickey Spillane's Mike Hammer (TV Series) · as Driver
1984
Hot Dog... The Movie · as Event Starter
1983
Bay City Blues (TV Series) · as Boise Catcher
1981
Dynasty (TV Series) · as Head Marshall
1979
Knots Landing (TV Series) · as Cast
1978
Dallas (TV Series) · as Man #1
1965
Days of our Lives (TV Series) · as Airport Manager
1963
General Hospital (TV Series) · as Juror

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