Natalie Wood as Maria

Richard Beymer as Tony

Russ Tamblyn as Riff

Rita Moreno as Anita

George Chakiris as Bernardo

Simon Oakland as Lieutenant Schrank

Ned Glass as Doc

William Bramley as Officer Krupke

Tucker Smith as Ice

Tony Mordente as Action

David Winters as A-Rab

Eliot Feld as Baby John

Bert Michaels as Snowboy

David Bean as Tiger

Robert Banas as Joyboy

Scooter Teague as Big Deal

Harvey Evans as Mouthpiece

Tommy Abbott as Gee-Tar

Susan Oakes as Anybodys

Gina Trikonis as Graziella

Carole D'Andrea as Velma

Jose De Vega as Chino

Jay Norman as Pepe

Gus Trikonis as Indio

Eddie Verso as Juano

Jaime Rogers as Loco

Larry Roquemore as Rocco

Robert E. Thompson as Luis

Nick Navarro as Toro (as Nick Covacevich)

Rudy Del Campo as Del Campo

Andre Tayir as Chile

Yvonne Wilder as Consuelo (as Yvonne Othon)

Suzie Kaye as Rosalia

Nobuko Miyamoto as Francisca (as Joanne Miya)

Martin Abrahams as Kid on Bicycle (uncredited)

John Angelo as Dancer (uncredited)

John Astin as Glad Hand (uncredited)

Francesca Bellini as Debb, Snowboy's Girlfriend (uncredited)

Jacqulin Cole as Dancer (uncredited)

Roy Goldman as Guest at Dance in the the Gym (uncredited)

Elaine Joyce as Hotsie, Tiger's Girlfriend (uncredited)

Priscilla Lopez as Child (uncredited)

Lou Ruggiero as Police Officer (uncredited)

Penny Santon as Madam Lucia (uncredited)

Pat Tribble as Minnie, Baby John's Girlfriend (uncredited)

Gary Troy as Dancer (uncredited)

Marni Nixon as Maria (Singing Voice) (uncredited)

Roxanne Tunis as Dancer (uncredited)