If you're going to race with the devil, you've got to be as fast as Hell!

Two couples vacationing together in an R.V. from Texas to Colorado are terrorized after they witness a murder during a Satanic ritual.

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Main Cast: Peter Fonda, Warren Oates, Loretta Swit, Lara Parker, R. G. Armstrong, Clay Tanner, Carol Blodgett, Phil Hoover, Ricci Ware, Paul A. Partain

Director: Jack Starrett

Writers: Lee Frost, Wes Bishop

Editor: John F. Link

Cinematographer: Robert C. Jessup

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