Paul Newman
Frank Capua
Joanne Woodward
Elora
Robert Wagner
Lou Erding
Richard Thomas
Charley
David Sheiner
Leo Crawford
Clu Gulager
Larry
Barry Ford
Bottineau
Karen Arthur
Miss Dairy Queen
Bobby Unser
Himself
Tony Hulman
Himself
Bobby Grimalt
Himself (uncredited)
Dan Gurney
Himself (uncredited)
Roger McCluskey
Himself (uncredited)
Allen Emerson
Desk Clerk (uncredited)
Ray Ballard
Trombone Player (uncredited)
Harry Basch
The Stranger (uncredited)
John Bryant
Well-Wisher at Indy Victory (uncredited)
Robert Shayne
Well-Wisher at Indy Victory (uncredited)
Marianna Case
Motorcycle Girl (uncredited)
Tony Clayton
The Girl (uncredited)
Carolyn McNichol
Party Girl (uncredited)
Stephen Mitchell
Mechanic at Riverside (uncredited)
Paulene Myers
Cleaning Woman (uncredited)
Charles Seel
Eshovo (uncredited)
Alma Platt
Mrs. Eshovo (uncredited)
Robert Quarry
Sam Jagin (uncredited)
Maxine Stuart
Miss Redburne's Mother (uncredited)
Bruce Walkup
Driver No. 1 (uncredited)
Eileen Wesson
Miss Redburne (uncredited)