Steve McQueen as Eric Stoner ("The Cincinnati Kid")

Edward G. Robinson as Lancey Howard

Ann-Margret as Melba Nile

Karl Malden as Shooter

Tuesday Weld as Christian Rudd

Joan Blondell as Lady Fingers

Rip Torn as William Jefferson Slade

Jack Weston as Pig

Cab Calloway as Yeller

Jeff Corey as Hoban

Theo Marcuse as Felix

Milton Selzer as Sokal

Karl Swenson as Mr. Rudd

Émile Genest as Cajun

Ron Soble as Danny

Irene Tedrow as Mrs. Rudd

Midge Ware as Mrs. Slade

Dub Taylor as Dealer

Andy Albin as Referee (uncredited)

Leon Alton as Poker Game Spectator (uncredited)

John Barton as Spectator at Cockfight (uncredited)

James J. Casino as Poker Player (uncredited)

William Challee as Old Man (uncredited)

Noble 'Kid' Chissell as Bar Patron (uncredited)

Gene Coogan as Poker Game Spectator (uncredited)

Mimi Dillard as Slade's Girlfriend (uncredited)

Robert DoQui as Philly (uncredited)

Larry Duran as Gambler (uncredited)

Daniel Elam as Waiter (uncredited)

George Ford as Poker Game Spectator (uncredited)

Sig Frohlich as Poker Game Spectator (uncredited)

Wesley Gale as Waiter (uncredited)

Rudy Germane as Hotel Clerk (uncredited)

Bobby Gilbert as Poker Game Spectator (uncredited)

George Golden as Poker Game Spectator (uncredited)

Ken Grant as Shoeshine Boy (uncredited)

Michael Greene as Hustler (uncredited)

Raven Grey Eagle as Spectator at Cockfight (uncredited)

Claude Hall as Gambler (uncredited)

Virginia Harrison as Employee (uncredited)

John Hart as Poker Player (uncredited)

Harry Hines as Old Man (uncredited)

George Holmes as Poker Game Spectator (uncredited)

Jimmie Horan as Spectator at Cockfight (uncredited)

Breena Howard as Cajun's Woman (uncredited)

John Indrisano as Gambler (uncredited)

Colin Kenny as Spectator at Cockfight (uncredited)

Richard LaMarr as Spectator at Cockfight (uncredited)

John Marlin as Bar Patron (uncredited)

Gregg Martell as Danny's Henchman (uncredited)

Pat McCaffrie as Poker Player (uncredited)

Sandy McPeak as Poker Player (uncredited)

Mike Morelli as Poker Game Spectator (uncredited)

Sol Murgi as Poker Game Spectator (uncredited)

Burt Mustin as Old Man (uncredited)

Barry O'Hara as Eddie (uncredited)

Brett Pearson as Gambler (uncredited)

Joyce Perry as Mrs. Hoban (uncredited)

Paul Ravel as Bar Patron (uncredited)

Waclaw Rekwart as Bar Patron (uncredited)

Christopher Riordan as Railroad Worker (uncredited)

Bernard Sell as Poker Game Spectator (uncredited)

Olan Soule as Hotel Desk Clerk (uncredited)

Robert Stevenson as Gambler (uncredited)

Hal Taggart as Bettor (uncredited)

Paul Verdier as Second Bettor (uncredited)

Charles Wagenheim as Old Man (uncredited)

Howard Wendell as Charlie (uncredited)

Harry Wilson as Spectator at Cockfight (uncredited)

Dick Winslow as Poker Player (uncredited)

Bill Zuckert as Poker Player (uncredited)