Actor
| 1. | Devil in the Flesh 2 (2001) | |
| 2. | For Love of the Game (1999) | |
| 3. | Brown's Requiem (1998) | |
| 4. | The Craft (1996) as Street Preacher | |
| 5. | Pie in the Sky (1996) | |
| 6. | Leprechaun (1993) | |
| 7. | Chattahoochee (1989) | |
| 8. | Monkey Shines (1988) | |
| 9. | Funny Farm (1988) | |
| 10. | The Serpent and The Rainbow (1988) | |
| 11. | The Mosquito Coast (1986) as Captain Smalls | |
| 12. | Playing for Keeps (1986) | |
| 13. | Silver Bullet (1985) | |
| 14. | Billions for Boris (1984) as OTB Cashier #2 | |
| 15. | The Postman Always Rings Twice (1981) | |
| 16. | Squirm (1976) |
Most Popular Films with William Newman
| 1. | Billions for Boris | 1984 |
|
| 2. | Silver Bullet | 1985 |
|
| 3. | Pie in the Sky | 1996 |
|
| 4. | Leprechaun | 1993 |
|
| 5. | The Mosquito Coast | 1986 |
|
| 6. | Chattahoochee | 1989 |
|
| 7. | The Serpent and The Rainbow | 1988 |
|
| 8. | The Craft | 1996 |
|
| 9. | Devil in the Flesh 2 | 2001 |
|
| 10. | Squirm | 1976 |
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