cast
- Jack Lemmon
- Joe Clay
- Lee Remick
- Kirsten Anderson
- Charles Bickford
- Ellis Arnesen
- Jack Klugman
- Jim Hungerford
- Alan Hewitt
- "Red" Leland
- Tom Palmer
- Ballefoy
- Debbie Megowan
- Debbie Clay
- Maxine Stuart
- Dottie
- Jack Albertson
- Traynor
- Ella Ethridge
- Tenant
- Olan Soule
- Elevator Operator
- Barbara Hines
- Guest
- Robert "Buddy" Shaw
- Tenant
- Jack Riley
- Waiter
- Charlene Holt
- Guest
- Ken Lynch
- Liquor Store Owner
- J. Pat O'Malley
- Tenant
- Katherine Squire
- Mrs. Nolan
- Tom Rosqui
- Bettor
- Gail Bonney
- Gladys
- Mary Benoit
- Tenant
- Dick Crockett
- Boors
crew
- Blake Edwards
- Director
- Martin Manulis
- Producer
- J.P. Miller
- Play Author, Screenwriter
- Philip H. Lathrop
- Cinematographer
- Henry Mancini
- Composer (Music Score)
- Jack Hayes
- Musical Arrangement
- Johnny Mercer
- Songwriter
- Patrick McCormack
- Editor
- Joseph C. Wright
- Art Director
- George James Hopkins
- Set Designer
- Donfeld
- Costume Designer
- Horace L. Hulburd
- Special Effects