Steven Hilliard Stern Director, Producer Elliott Gould Max Devlin Actor Bill Cosby Barney Satin Actor Susan Anspach Penny Hart Actor Adam Rich Toby Hart Actor Julie Budd Stella Summers Actor David Knell Nerve Nordlinger Actor Sonny Shroyer Big Billy Hunniker Actor Chuck Shamata Jerry Nadler Actor Ronnie Schell Greg Weems Actor Jerome Courtland Producer Ron Miller Executive Producer Mary Rodgers Screenwriter Buddy Baker Original Music Howard Schwartz Cinematographer Ray de Leuw Film Editing John B. Mansbridge Art Director Leon Harris Art Director Norman Rockett Set Decoration Roger M. Shook Set Decoration Bill Thomas Costume Design