Portrait of Gregory Knapp

Gregory Knapp

Born: Unknown birthdate.
Gregory Knapp is ?
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Acting Roles
Crew Roles

Movies (As Crew)

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Poster of Virus
Virus
Gregory Knapp was ? in Virus as 'Screenplay'.
Movie Released: Thu, Jun 26 1980
Poster of The Red Baron
The Red Baron
Gregory Knapp was ? in The Red Baron as 'Production Supervisor'.
Movie Released: Sat, Dec 09 1972

TV Shows (As Crew)

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Ages in TV shows are based off the first air date and may not be accurate. View individual episode details for accurate ages