Mark Costello
- Luogo di nascita:
- St. Louis, Missouri, United States:
 | Charles Sloan (2023) Charles Sloan |
 | Adult Swim Yule Log (2022) Sheriff |
 | Yes, God, Yes (2020) Priest |
 | Our Friend (2019) Richard |
 | Doobious Sources (2017) Blake Morgan |
 | Turbulent Skies (2010) Gardner |
 | Solar Flare (2008) Dispatcher Howard |
 | An Accidental Christmas (2007) |
 | Locusts (2005) Director Rusk |
 | Zarkorr! The Invader (1996) George Ray |
 | Faith (1990) Policeman |
 | U.S. Marshals: Waco & Rhinehart (1987) FBI Agent #1 |
 | Hollywood Hot Tubs (1984) Mr. Slate |
 | Hot Dog... The Movie (1984) Event Starter |