D. Neil Mark Filmography
- Actor (37 credits)
- Charlie St. Cloud (2010) EMT
- Born to Raise Hell (2010) Steve
- Alice (2009) Ace at Attack
- Riese (2009) Sentry Guard
- Defying Gravity (2009) Walker
- 10.5 (2004) Major Bennet
- Touching Evil (2004) OSC Agent Garrett
- Connie and Carla (2004) Crooked Cop
- Jake 2.0 (2003) Agent Barnes
- Phenomenon II (2003) NSA Officer
- The Santa Clause 2 (2002) Teacher
- Jeremiah (2002) Man
- John Doe (2002) Uniformed Officer
- Ignition (2001) Launch Site MP
- The Lone Gunmen (2001) Officer
- UC: Undercover (2001) Reeves' Victim
- Mysterious Ways (2000) Second Cop
- Dark Angel (2000) Checkpoint Cop 2
- Andromeda (2000) Alexandros
- The 6th Day (2000) Security Guard
- They Nest (2000) Harbor Patrolman
- So Weird (1999) Park Ranger
- Y2K (1999) Quantum Co-Pilot
- Evolution's Child (1999) Trooper
- Mr. Rice's Secret (1999) Coach
- Harsh Realm (1999) Sentry
- Turbulence 2: Fear of Flying (1999) Naval Officer
- Storm Chasers: Revenge of the Twister (1998) 1st Crew Member
- The Net (1998) Sgt. Morris
- Contagious (1997) Lab Technician
- Dead Ahead (1996) Eric Payeton
- Night Visitors (1996) MP #2
- Strange Luck (1995) Zisk
- Deadlocked: Escape from Zone 14 (1995) Cop #1
- The Substitute (1993) Rusty
- I Still Dream of Jeannie (1991) Male runner
- Neon Rider (1989)