Dark Sunday
- Blwyddyn: 1976
- Gwlad: United States of America
- Genre: Action, Thriller
- Stiwdio: Intercontinental Releasing Corporation (IRC)
- Allweddair: revenge, vigilante
- Cyfarwyddwr: Jimmy Huston
- Cast: Earl Owensby, Monique Proulx, Phil Laner, Ron Lampkin, Phil Rubenstein, Jac Cashin
