Known For
Acting
Also Known As
Mark Helm
Columbo
Bayleaf Waiter
1971
The Strain
Bob
2014
Warehouse 13
Charlie Stanton
2009
Punchline
Audience Participants and Hecklers (as Mark Helm)
1988
Tuesdays with Morrie
Jon
1999
Inherit the Wind
Reporter B
The Last Season
Tom
1987
