Doris Day (Kate Mackay)
David Niven (Larry Mackay)
Janis Paige (Deborah Vaughn)
Spring Byington (Suzie Robinson)
Richard Haydn (Alfred North)
Geraldine Wall (Dr. Sprouk)
Irene Tedrow (Mrs. Greenfield)
Guy Stockwell (Young Man)
Charles Seel (Upholstery Man)
Madge Blake (Mrs. Kilkinny)
Frank Wilcox (Interviewer)
Wilson Wood (Photographer)
John Brennan (Young Man)
Benny Rubin (Pete)
Gail Bonney (Woman)
Donald Foster (Justin Winters)
Anatole Winogradoff (Paul Foster)
Carmen Phillips (Mary Smith)
Mary Patton (Mrs. Hunter)
Burt Douglas (Young Man)
Amy Douglass (Martha)
Milton Frome (Gus the Waiter)
Marianne Gaba (Girl)
Bobby Darin (Man)
Dog: Hobo
Richard Collier (Salesman)
Marina Koshetz (Jane March)
Kathryn Card (Miss Yule)
Peter Leeds (Larry's Secretary)
Len Lesser (Waiter)
Jhean Burton (Actress)
Charles Herbert (David Mackay)
Stanley Livingston (Gabriel MacKay)
Flip Mark (George MacKay)
Patsy Kelly (Maggie)
Jack Weston (Joe Positano)
John Harding (Rev. Dr. McQuarry)
Margaret Lindsay (Mona James)