Ernest Klenk
Danny Kaye
Sugar Pye
Cara Williams
Minister
Ronald Long
Comet Messenger (uncredited)
Bernie Kopell
Beatnik (uncredited)
Harry Dean Stanton
Lucy
Martha Hyer
Mr. Martindale
Telly Savalas
Everett Sloane
Bea Frampton
Kaye Stevens
Claude Bassanio
Howard Caine
George
George Kennedy
Mooseghian
Jay Novello
Ella Trask
Ann Morgan Guilbert
Director
Frank Tashlin
Screenplay
William Peter Blatty
Story
John Fenton Murray
Costume Design
Pat Barto
Set Decoration
William Kiernan
Original Music Composer
Stu Phillips
Art Direction
Don Ament
Editor
William A. Lyon
Producer
William Bloom
Director of Photography
Hal Mohr