- George Segal
- Blume
- Susan Anspach
- Nina
- Kris Kristofferson
- Elmo
- Marsha Mason
- Arlene
- Shelley Winters
- Mrs. Cramer
- Donald F. Muhich
- Analyst
- Paul Mazursky
- Hellman
- Erin O'Reilly
- Cindy
- Annazette Chase
- Gloria
- Shelley Morrison
- Mrs. Greco
- Mary Jackson
- Louise
- Ed Peck
- Ed Goober
- Jo Morrow
- Bar Hostess
- Gigi Ballista
- Older Man
- Ian Linhart
- Young Boy
- Mario Demo
- Venice Waiter
- Erica von Kessler
- Girl at Party
- Dennis Kort
- Boy at Party
- Judyann Elder
- Lulu
- Carol Worthington
- Annie Goober
- Louis Gottlieb
- Party Guru
- Ray Schmidt
- Party Guest
- Virginia Denison
- Yoga Leader
- Warren Stagg
- H.E.L.P. Waiter
- George Reynolds
- Man at Bar
- Carol O'Leary
- Dori Derfner
- Karl Lukas
- Cleaning Man
- Phil Adams
- Guest at Buccieri's
- Rutanya Alda
- Welfare Client
- Larry Arnold
- Party Guest
- Chela Bacigalupo
- Party Guest
- Elizabeth Claman
- Party Guest
- Edward Coch Jr.
- Employment Office Applicant
- Barbara Duskin
- Receptionist
- Tamara Elliot
- Welfare Worker
- Leon Frederick
- Party Guest
- David Garfield
- Party Guest
- Lars Hensen
- Employment Office Applicant
- Jenny Hill
- Guest at Buccieri's
- Harry Hollins
- Swing Bartender
- Jane Jenkins
- Party Guest
- Sally Kirkland
- Party Guest
- Hal Marshall
- Patron at H.E.L.P. Restaurant
- Marsia Masset
- Helen Martinson
- John Hugh McKnight
- Party Guest
- Daniel Nunez
- Actor
- Bonita Parsons
- (uncredited)
- Corinne Patten
- Room Clerk
- Andre Philippe
- Guest at Buccieri's
- Albert Popwell
- Party Guest
- Philip Roth
- Party Guest
- Mark Russell
- Party Guest
- Adriana Shaw
- Party Guest
- Brenda Smiley
- Party Guest
- Lenore Woodward
- Minor Role