Mark Costello
ActingAbout Mark Costello
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.
Mark Costello Movies & Career Overview
The filmography of Mark Costello reflects a career marked by diverse experimentation. Across 14 major appearances, the actor has built a reputation through performances in multiple genres and storytelling styles.
Dominant Genre
A large portion of Mark Costello's work falls within the Comedy genre, where audiences tend to respond most strongly to their on-screen presence.
Success Ratio
Approximately 7% of Mark Costello's films maintain ratings above 6.5, indicating a consistent level of audience approval.
One of the most highly rated entries in their career remains Our Friend, which stands out as a key performance.
Best Mark Costello Movies Ranked
Must-watch hits from Mark Costello's career based on audience ratings.
Full Filmography
Every movie Mark Costello has appeared in, with audience ratings and verdicts.
| Year | Movie | Character | Success | More |
|---|---|---|---|---|
| 2023 | Charles Sloan | Charles Sloan | Flop | Similar → |
| 2022 | Adult Swim Yule Log | Sheriff | Average | Similar → |
| 2020 | Yes, God, Yes | Priest | Average | Similar → |
| 2019 | Our Friend | Richard | Hit | Similar → |
| 2017 | Doobious Sources | Blake Morgan | Flop | Similar → |
| 2010 | Turbulent Skies | Gardner | Flop | Similar → |
| 2008 | Solar Flare | Dispatcher Howard | Flop | Similar → |
| 2007 | An Accidental Christmas | - | Average | Similar → |
| 2005 | Locusts | Director Rusk | Flop | Similar → |
| 1996 | Zarkorr! The Invader | George Ray | Flop | Similar → |
| 1990 | Faith | Policeman | Flop | Similar → |
| 1987 | U.S. Marshals: Waco & Rhinehart | FBI Agent #1 | Flop | Similar → |
| 1984 | Hollywood Hot Tubs | Mr. Slate | Flop | Similar → |
| 1984 | Hot Dog... The Movie | Event Starter | Flop | Similar → |
Mark Costello - Frequently Asked Questions
What is the best movie of Mark Costello?
According to audience ratings, the best movie starring Mark Costello is "Our Friend" with a rating of 7.1/10.
How many movies has Mark Costello acted in?
Mark Costello has been featured in at least 14 major films throughout their career.
What are some other popular movies by Mark Costello?
Other notable films include "Yes, God, Yes", "Adult Swim Yule Log", and "An Accidental Christmas".




