Mark Costello
Acting
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...
Acting
Paradise
Billionaire #1
2025
It's Florida, Man.
Joe Jones
2024
Charles Sloan
Charles Sloan
2023
Adult Swim Yule Log
Sheriff
2022
Yes, God, Yes
Priest
2020
Our Friend
Richard
2019
Doobious Sources
Blake Morgan
2017
Dead Silent
Will Hilton
2016
Femme Fatales
Detective Mitchum
2011
Turbulent Skies
Gardner
2010
Solar Flare
Dispatcher Howard
2008
An Accidental Christmas
Mr Carroll
2007
Everybody Hates Chris
Mr. Richards
2005
Locusts
Director Rusk
2005
The West Wing
Guest
1999
Kraa! The Sea Monster
Nuclear Power Plant Supervisor (Uncredited)
1998
Profiler
Trooper Jasper
1996
7th Heaven
Ken
1996
Zarkorr! The Invader
George Ray
1996
JAG
Otis Flannik
1995
ER
Kevin Halloran
1994
Reasonable Doubts
Hanratty
1991
Faith
Policeman
1990
Full House
Anchorman
1987
U.S. Marshals: Waco & Rhinehart
FBI Agent #1
1987
MacGyver
Cop
1985
Crazy like a Fox
Nolan
1984
Murder, She Wrote
Guard
1984
Hollywood Hot Tubs
Mr. Slate
1984
Hot Dog... The Movie
Event Starter
1984
Knots Landing
1979