Mother, Jugs & Speed (1976)

 

Directed by Peter Yates. Bill Cosby, Allen Garfield, Raquel Welch, Larry Hagman, Harvey Keitel. Black comedy. 

https://en.wikipedia.org/wiki/Mother,_Jugs_%26_Speed

https://www.rogerebert.com/reviews/mother-jugs-and-speed-1976

http://every70smovie.blogspot.com/2011/11/mother-jugs-speed-1976.html