Roger Corman averages 5.38 across 4 rated films as an actor, ahead of Antony Carbone at 5.17.
Dot size shows IMDb votes. Films with fewer than 1,000 votes sit on the baseline.
| A Bucket of Blood | 1959 | 6.7 | Director, Producer | as Leonard de Santis |
| Last Woman on Earth | 1960 | 4.7 | Producer, Director | as Harold Gern |
| Creature from the Haunted Sea | 1961 | 3.5 | Director, Producer | as Renzo Capetto |
 The Pit and the Pendulum | 1961 | 7.0 | Producer, Director | as Doctor Leon |
| Avalanche | 1978 | 3.8 | Producer | as Leo the Coach |
