Mark Walker is an actor, known for Hemlock Grove (2013), Nuremberg (2000) and The List (2000).
One Night Only
Murdoch Mysteries - Season 12
Murdoch Mysteries - Season 15
Sesame Street - Season 3
Sesame Street - Season 49
Sesame Street - Season 2
Murdoch Mysteries - Season 5
Murdoch Mysteries - Season 17
Nuremberg - Season 1
Sunday in the Country
Murdoch Mysteries - Season 9
Murdoch Mysteries - Season 6
The Little and Large Show - Season 1
The Vindicator
Sesame Street - Season 47
Sesame Street - Season 1
Sesame Street - Season 50
T and T - Season 2
Murdoch Mysteries - Season 7
Bonanno: A Godfather's Story
PSI Factor: Chronicles of the Paranormal - Season 3
Flashback
Murdoch Mysteries - Season 2
Hemlock Grove - Season 3
Sesame Street - Season 4
Murdoch Mysteries - Season 8