Sidney Poitier as Jack Parks

Abbey Lincoln as Ivy Moore

Beau Bridges as Tim Austin

Nan Martin as Doris Austin

Lauri Peters as Gena Austin

Carroll O'Connor as Frank Austin

Leon Bibb as Billy Talbot

Hugh Hurd as Jerry

Lon Satton as Harry

Stanley Greene as Eddie

Paul Harris as Dealer

Tony Major as Dealer

Clark Morgan as Dealer

Christopher St. John as Dealer

Bob Carey as Dealer

Marlene Clark as Radio Phone Girl

Laura Greene as Radio Phone Girl

Lani Miyazaki as Radio Phone Girl

Lisa Moore as Cocktail Waitress

Gloria Hendry as Cocktail Waitress

Yolande Toussaint as Cocktail Waitress

Gina Harding as Cocktail Waitress

Willis Pinkett as Bartender

William Matthews as Partal Driver

Josip Elic as Off-Broadway Family

William Glenesk as Off-Broadway Family

Cordy Clark as Off-Broadway Family

Hope Stansbury as Off-Broadway Family

Robert Miller as Off-Broadway Family

Nobuko Uenishi as Japanese Waitress

Kōko Mori as Japanese Waitress

Kedaki Turner as Japanese Waitress

Madge West as Mrs. Vidal

Jerome Collamore as Mr. Vidal

Anita Dangler as Mrs. Kling

Peter Dohanos as Dr. Morgan

Jennifer O'Neill as Sandy

Robert Bannard as Freddie

Sharon Henesy as Wiggy

Maeve McGuire as Cashier

John Servetnik as Shipping Clerk

Elliot Wood as Milkman

Joseph Attles as Doorman

Doris McCarthy as Glamorous Gambler (uncredited)