D. Neil Mark
Acting
Biography
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
Acting History
2025
The Italians Are Coming
as Bill
2010
Born to Raise Hell
as Steve
Charlie St. Cloud
as EMT
2009
Fringe
TVas ND Agent• 1 eps
2003
John Doe
TVas Uniformed Officer• 1 eps
Andromeda
TVas Alexandros• 1 eps
Smallville
TVas Lt. McNulty• 1 eps
2002
The Santa Clause 2
as Teacher
2001
Replicant
Stand In
2000
1999
Turbulence 2: Fear of Flying
as Naval Officer
Y2K
as Quantum Co-Pilot
1998
Storm Chasers: Revenge of the Twister
as 1st Crew Member
1997
Contagious
as Lab Technician
Stargate SG-1
TVas Frakes• 1 eps
1996
Night Visitors
as MP #2
Dead Ahead
as Eric Payeton
Sliders
TVas Stationary Biker• 1 eps
The X-Files
TVas Deputy Scott Kerber / S.W.A.T. Team Officer• 1 eps
Fear
Stand In
1995
Deadlocked: Escape from Zone 14
as Cop #1
The Outer Limits
TVas Guard• 1 eps
1993
The Substitute
as Rusty
1990
21 Jump Street
TVas Scott Arbogast• 1 eps