Un monstruo extraterrestre que sale de la televisión aterroriza a la familia Putterman.
 | Diane Franklin | Suzy Putterman |
| Gerrit Graham | Stanley Putterman |
| Mary Woronov | Raquel Putterman |
| Chad Allen | Sherman Putterman |
| Jon Gries | O.D. |
| Jennifer Richards | Medusa |
| Alejandro Rey | Spiro |
| Bert Remsen | Abuelo Putterman |
| Randi Brooks | Cherry |
| Ian Patrick Williams | Nutky |
| Sonny Carl Davis | Norton |
| William Paulson | Pluthar |
| John Leamer | Chauffer |
