Aún no disponemos de datos de John Gilgreen en la Base
Filmografía parcial 
| All -- Movies -- TVmovie-Video -- TV Episodes | ||
| - | SNATCHED (1973) .... Detective | |
| - | BANACEK 1/07 THE GREATEST COLLECTION OF THEM ALL (1973) .... Jim | |
| - | SO EVIL, MY SISTER (1972) .... Alguacil | |
| - | LOST FLIGHT (1969) .... Hombre | |
