• Mark is married to Sunrise Coigney. They are expecting their first child in 2001.
• After high school, Mark went to Los Angeles in a desperate attempt to get an acting job. He studied at the Adler Conservatory for seven years.
• He admits he was just "hanging out" in the classes, not having enough confidence in himself to try and be successful.
• Mark had to drop out of Signs, a M. Shyamalan project, scheduled to begin in 2001 due to an ear surgery.
• Mark had surgery on his ear in 2001 to remove an acoustic neuroma cyst from his inner ear.

You Can Count On Me (2000)
Mark had to convince director Kenny Lonergan that he was right for the part of Terry in You Can Count On Me. Kenny didn't like the idea that Laura Linney was fair and blonde and Mark was the complete opposite.

1. Shutter Island (2009)
2. Real Men Cry (2009)
3. The Brothers Bloom (2008)
4. Blindness (2008)
5. Chicago 10 (2008)
6. Margaret (2008)
7. Reservation Road (2007)
8. Zodiac (2007)
9. All The King's Men (2006)
10. Rumor Has It... (2005)
11. Just Like Heaven (2005)
12. Apartment 12 (2005)
13. Collateral (2004)
14. We Don't Live Here Anymore (2004)
15. 13 Going On 30 (2004)
16. Eternal Sunshine of the Spotless Mind (2004)
17. In The Cut (2003)
18. My Life Without Me (2003)
19. XX/XY (2003)
20. View From The Top (2003)
21. Windtalkers (2002)
22. The Last Castle (2001)
23. You Can Count On Me (2000)
24. Committed (2000)
25. Ride With The Devil (1999)
26. 54 (1998)
27. Houdini (1998)
28. Safe Men (1998)
29. A Fish In The Bathtub (1998)
30. On The 2nd Day Of Christmas (1997)
31. Blood Money (1997)
32. The Dentist (1996)
33. The Last Big Thing (1996)
34. The Destiny Of Marty Fine (1996)
35. Raven Dance (1994)
36. There Goes My Baby (1994)
37. Mirror Mirror 2: Raven Dance (1994)
38. A Gift From Heaven (1994)

See Star Profiles