Betty Hutton

Holly

Cornel Wilde

The Great Sebastian

Charlton Heston

Brad Braden

Dorothy Lamour

Phyllis

Gloria Grahame

Angel

James Stewart

Buttons

Henry Wilcoxon

Agent Gregory

Lyle Bettger

Klaus

Lawrence Tierney

Mr. Henderson

Emmett Kelly

Emmett Kelly

Cucciola

Cucciola

Antoinette Concello

Antoinette Concello

John Ringling North

John Ringling North

Tuffy Genders

Tuffy Genders

John Kellogg

Harry

John Ridgely

Assistant Manager

Frank Wilcox

Doctor

Robert Carson

The Ringmaster

Lillian Albertson

Buttons' Mother

Julia Faye

Birdie

Cecil B. DeMille

Narrator (voice) (uncredited)

Lou Jacobs

Clown (uncredited)

Brad Jackson

Ringside Reporter (uncredited)

Milton Kibbee

Picked-pocket Customer (uncredited)

Davison Clark

Sam (uncredited)

Dorothy Adams

Sam's Wife (uncredited)

Arthur Q. Bryan

Ice-Cream Eating Spectator (uncredited)

Bess Flowers

Spectator (uncredited)

Bing Crosby

Spectator (uncredited)

Bob Hope

Spectator (uncredited)

Mona Freeman

Spectator (uncredited)

Kathleen Freeman

Spectator (uncredited)

William Boyd

Hopalong Cassidy (uncredited)

Beverly Washburn

Little Girl Spectator (uncredited)

Lee Aaker

Little Boy Spectator (uncredited)

Erville Alderson

Spectator (uncredited)

Oliver Blake

Spectator (uncredited)

Franklyn Farnum

Spectator (uncredited)

Nancy Gates

Spectator (uncredited)

Bob Crosby

Spectator (uncredited)

Lane Chandler

Dave (uncredited)

Edmond O'Brien

Midway Barker at End (uncredited)

Eric Alden

Canvas Man (uncredited)

Noel Neill

Noel (uncredited)

Syd Saylor

Circus Barker (uncredited)

Chuck Hamilton

Ambulance Driver (uncredited)

Daisy Earles

Midget (uncredited)

Luce Potter

Midget (uncredited)

Angelo Rossitto

Dwarf (uncredited)

Kay Wiley

(uncredited)

Lillian O'Malley

Spectator (uncredited)