Director

Don Siegel

Producer

Don Siegel

Executive Producer

Clint Eastwood, Jennings Lang, Julian Blaustein

Writer

Claude Traverse

Screenplay

Albert Maltz, Irene Kamp

Novel

Thomas Cullinan

Original Music Composer

Lalo Schifrin

Director of Photography

Bruce Surtees

Editor

Carl Pingitore

Casting

Robert J. LaSanka

Stunt Coordinator

Buddy Van Horn

Production Design

Ted Haworth

Art Direction

Alexander Golitzen

Set Decoration

John P. Austin

Costume Design

Helen Colvig

Makeup Artist

Bud Westmore, Frank Westmore, Marvin G. Westmore, Michael Germain

Hairstylist

Kathryn Blondell, Larry Germain, Kaye Pownall, Gae Clark Butler