Writing

Gregory Knapp

Explore Gregory Knapp's filmography, known works, and frequent collaborators.

Screenplay

Known for

Virus★ 6.4Viewing moment
Virus
1980

Frequent collaborators

Nenji KobayashiNenji KobayashiKen PogueKen PogueGlenn FordGlenn FordRobert VaughnRobert VaughnEdward James OlmosEdward James OlmosCec LinderCec LinderChuck ConnorsChuck ConnorsOlivia HusseyOlivia Hussey