Mark Costello
Actor
St. Louis, Missouri, United States
Active 1979–present
Mark began working professionally in Los Angeles back in 1983, when he booked his first job as the "Starter" in, Hot Dog...the Movie".
Filmography
Everybody Hates Chris (2005) — Mr. RichardsER (1994) — Kevin HalloranFull House (1987) — AnchormanMacGyver (1985) — CopThe West Wing (1999) — GuestParadise (2025) — Billionaire #1Murder, She Wrote (1984) — Officer · Sgt. O'Connor · GuardJAG (1995) — Commander Onclay · Wallace · Otis FlannikOur Friend (2019) — RichardYes, God, Yes (2020) — Priest7th Heaven (1996) — KenProfiler (1996) — Trooper JasperKnots Landing (1979)Adult Swim Yule Log (2022) — SheriffFemme Fatales (2011) — Detective MitchumTurbulent Skies (2010) — GardnerHot Dog... The Movie (1984) — Event StarterU.S. Marshals: Waco & Rhinehart (1987) — FBI Agent #1Reasonable Doubts (1991) — HanrattyCrazy like a Fox (1984) — NolanIt's Florida, Man. (2024) — Joe JonesTribes (1990) — CarlAn Accidental Christmas (2007) — Mr CarrollZarkorr! The Invader (1996) — George Ray