"A detective is hired to locate a girl adopted 30 years earlier whose birth father wants to bequeath her his fortune."
Michael Caine
as Leslie C. Tucker
Natalie Wood
as Ellen Prendergast
Kitty Winn
as Mianne Prendergast
Michael Constantine
as Anglich
Thayer David
as Frank Prendergast
Timothy Carey
as Sid
Liam Dunn
as Billy Pate
Don Calfa
as Rosie
Margo Winkler
as Woman with Luggage
Harvey J. Goldenberg
as Mailman
Dorothy Adams
as Mrs. Prendergast
Buffy Dee
as Bazooka Himself
Gary Combs
as Torpedo
Robert Ito
as Butler
Snag Werris
as Comic
Paul Jabara
as Janitor
Ken Johnson
as Stage Manager
Luke Andreas
as Bartender
Lester Fletcher
as Maitre D' (uncredited)
Guy Marks
as Man in Alley - Bogart Imitator (uncredited)
Barbara Morrison
as Penny Pecker (uncredited)
Liz Renay
as Stripper
Peter Hyams
Director
Keith Laumer
Novel
W.D. Richter
Writer
Hal Needham
Stunt Coordinator
Sugar Blymyer
Hairstylist
Irwin Winkler
Producer
Nathan Haggard
Second Assistant Director
Gene S. Cantamessa
Sound Mixer
Edwin Butterworth
Makeup Artist
Larry Gilhooly
Gaffer
Patricia Norris
Costume Design
Marty Wunderlich
Property Master
Mike Fenton
Casting
Richard Albain
Special Effects
Marvin Miller
Assistant Director
Robert Chartoff
Ted Swanson
Unit Production Manager
James M. Halty
Stunts
James Mitchell
Editor
John Ashby
Jane Feinberg
Robert M. Stevens
Camera Operator
Albert Brenner
Production Design
Richard Hart
Ray Quiroz
Script Supervisor
Marvin March
Set Decoration
Don J. Bassman
Dale Musgrove
Key Grip
Richard Clements
Original Music Composer
Earl Rath
Director of Photography