Donald O'Connor
Melvin Hoover
Acting
Debbie Reynolds
Judy Schneider / Judy LeRoy
Acting
Una Merkel
Mom Schneider
Acting
Richard Anderson
Harry Flack
Acting
Allyn Joslyn
Frank Schneider
Acting
Les Tremayne
Mr. Henneman
Acting
Noreen Corcoran
Clarabelle Schneider
Acting
Jim Backus
Mergo
Acting
Barbara Ruick
Studio Guide
Acting
Robert Taylor
Himself, Cameo Appearance in Judy's Dream
Acting
Nesdon Booth
Police Captain (uncredited)
Acting
Steve Forrest
Photographer on Crane (uncredited)
Acting
Robert Fuller
Acrobatic Cheerleader (uncredited)
Acting
Ned Glass
Theatre Manager (uncredited)
Acting
Lyn Wilde
Telephone Girl (uncredited)
Acting