Bud Yorkin Director Dudley Moore Arthur Bach Actor, Executive Producer Liza Minnelli Linda Marolla Bach Actor Geraldine Fitzgerald Martha Bach Actor John Gielgud Hobson Actor Stephen Elliott Burt Johnson Actor Paul Benedict Fairchild Actor Cynthia Sikes Susan Johnson Actor Kathy Bates Mrs. Canby Actor Jack Gilford Mr. Butterworth Actor Ted Ross Mr. Butterworth Actor Daniel Greene Troy Actor Robert Shapiro Producer Andy Breckman Screenwriter Stephen H. Burum Cinematographer Michael Kahn Film Editing Burt Bacharach Original Music Gene Callahan Production Design Hub Braden Art Director Lee Poll Set Decoration Anna Hill Johnstone Costume Design Jane Feinberg Casting Mike Fenton Casting Valorie Massalas Casting