D. Neil Mark
Acting
D. Neil Mark is a Canadian actor who has appeared in numerous film and television productions. He starred in The 6th Day (2000), Fear (1996), and Fly Away Home (1996). In addition to his film roles, he has appeared in various series, including The X-Files (1993–2018), Stargate SG-1 (1997–2007), and Smallville (2001–2011).
Known for
2025The Italians Are Coming
Bill
2010Born to Raise Hell
Steve
2010Charlie St. Cloud
EMT
2002The Santa Clause 2
Teacher
2000They Nest
Harbor Patrolman
2000The 6th Day
Security Guard
1999Y2K
Quantum Co-Pilot
1999Turbulence 2: Fear of Flying
Naval Officer
1998Storm Chasers: Revenge of the Twister
1st Crew Member
1997Contagious
Lab Technician
1996Dead Ahead
Eric Payeton
1996Night Visitors
MP #2
1995Deadlocked: Escape from Zone 14
Cop #1
1993The Substitute
Rusty