Robert A. Silverman is a Canadian actor cast five times by writer/director David Cronenberg. He is sometimes credited as Bob Silverman or Robert Silverman. Wikipedia
eXistenZ
1999 | 1h 37m | RATING: 6.8/10
Naked Lunch
1991 | 1h 55m | RATING: 7.0/10
Scanners
1981 | 1h 43m | RATING: 6.7/10
The Brood
1979 | 1h 32m | RATING: 6.7/10
125 Rooms of Comfort
1974 | 1h 21m | RATING: 8.0/10