"An alcoholic falls in love with and gets married to a young woman, whom he systematically addicts to booze so they can share his "passion" together."
Jack Lemmon
as Joe Clay
Lee Remick
as Kirsten Arnesen Clay
Charles Bickford
as Ellis Arnesen
Jack Klugman
as Jim Hungerford
Alan Hewitt
as Rad Leland
Tom Palmer
as Ballefoy
Debbie Megowan
as Debbie Clay
Maxine Stuart
as Dottie
Jack Albertson
as Trayner
Leon Alton
as Party Guest (uncredited)
Don Anderson
Lynn Borden
George DeNormand
James Gonzalez
Kenner G. Kemp
Harold Miller
Bert Stevens
Arthur Tovey
Charlene Holt
as Guest (uncredited)
Mary Benoit
as Tenant (uncredited)
Ella Ethridge
Pat O'Malley
Mel Blanc
as Cartoons (voice) (uncredited)
Gail Bonney
as Gladys (uncredited)
Dick Crockett
as Boor (uncredited)
Russell Custer
as Alcoholics Anonymous Member (uncredited)
Mathew McCue
Jennifer Edwards
as Debbie Clay at Age 5 (uncredited)
Chuck Hicks
as Attendant (uncredited)
James Lanphier
as Prince (uncredited)
Ken Lynch
as Proprietor (uncredited)
Doye O'Dell
as Charlie Deans (uncredited)
Jack Riley
as Waiter (uncredited)
Tom Rosqui
as Bettor (uncredited)
Olan Soule
as Elevator Operator (uncredited)
Katherine Squire
as Mrs. Nolan (uncredited)
Charles Watts
as Landry (uncredited)
Russ Bender
as (uncredited)
John Bard Manulis
Leoda Richards
as Party Guest
Barbara Hines
as Party guest
Martin Manulis
Producer
Henry Mancini
Original Music Composer
Philip H. Lathrop
Director of Photography
Patrick McCormack
Editor
J.P. Miller
Writer
Blake Edwards
Director
Joseph C. Wright
Art Direction
Donfeld
Costume Design
George James Hopkins
Set Decoration
Myrl Stoltz
Hairstylist
Sherman Clark
Still Photographer
Dialogue
Hal Lierley
Makeup Artist
Betty A. Griffin
Script Supervisor
Jack McEdward
Unit Production Manager
Carter DeHaven Jr.
Assistant Director
Richard H. Kline
Camera Operator
Jack Solomon
Sound
Robert Bain
Additional Soundtrack
Johnny Mercer
Lyricist
Henry Vilardo
Robert Turner
Props