Mark O'Neal is an actor, known for Spectral (2016), The Martian (2015) and Wanted (2008).
Mark O'Regan is known for The Commitments (1991), Leap Year (2010) and The Last of the High Kings (1996).
Mark O'Rowe is a writer and director, known for Boy A (2007), Temple (2019) and Intermission (2003).
Mark Oakes is known for 24 Hours in Police Custody (2014).
Mark Oliver is a writer, known for Jon Richardson: Ultimate Worrier (2018) and Hitler's Last Stand (2018).
Mark Oliver was born in Pittsburgh, Pennsylvania, USA. He is an actor, known for We Are Marshall (2006), Dance of the Dead (2008) and The Joneses (2009).
Mark Oliver is an actor and director, known for Elvis: Strung Out (2018).
Mark Olsen is an actor, known for The Mentor (2020).
Mark Oosterveen was born on November 26, 1979. He is an actor, known for The Drummond Will (2010), EastEnders (1985) and Unforgotten (2015).
Mark Osborne was born on September 17, 1970 in Trenton, New Jersey, USA. He is a director and producer, known for Kung Fu Panda (2008), Le Petit Prince (2015) and More (1998).