Aún no disponemos de datos de John Zenda en la Base
Filmografía parcial 
| All -- Movies -- TVmovie-Video -- TV Episodes | ||
| - | KATE LOVES A MYSTERY 2/08 OFF THE RECORD (1979) .... Carl | |
| - | INCREDIBLE HULK 1/10 THE WATERFRONT STORY (1978) | |
| - | 3,000 MILE CHASE, THE (1977) .... Inspector | |
