The Domino Principle is a 1977 neo-noir thriller film starring Gene Hackman, Candice Bergen, Mickey Rooney and Richard Widmark. The film is based on the novel of the same name and was adapted for the screen by its author Adam Kennedy. It was directed and produced by Stanley Kramer.

Eugene Allen Hackman is an American retired actor. In a career that spanned more than six decades, he received two Academy Awards, two BAFTA Awards, four Golden Globes, a Screen Actors Guild Award, and the Silver Bear. Hackman's two Academy Award wins included one for Best Actor for his role as Jimmy "Popeye" Doyle in William Friedkin's acclaimed thriller The French Connection (1971) and the other for Best Supporting Actor for his role as "Little" Bill Daggett in Clint Eastwood's Western film Unforgiven (1992). His other Oscar-nominated roles were in Bonnie and Clyde (1967), I Never Sang for My Father (1970), and Mississippi Burning (1988).