Gregory Paul Martin

Lilly's Light: The Movie

Movie · as Professor Crabbe

Nothing Is Truer than Truth

Movie · as (voice)

Lilly's Light

Movie · as Professor Crabbe

Able Danger

Movie · as Luther

A Walk in the Clouds

Movie · as Armistead Knox

Sliders

TV · as Gareth Carr · 1 ep

Babylon 5

TV · as Colonel Ari Ben Zayn · 1 ep

Ellen

TV · as Roger · 1 ep

seaQuest DSV

TV · as Marcus Rawlings · 1 ep

Memoirs of an Invisible Man

Movie · as Richard

Mad About You

TV · as Andrew · 1 ep

Ring Raiders

TV · 5 eps

The Real Ghostbusters

TV · as Ghostmaster (voice), Ghostmaster / Motorists (voice) · 1 ep

Murder, She Wrote

TV · as Danny Briggs · 1 ep

Ellis Island

TV · as Marco Santorelli · 3 eps