Cast and credits of The Truth About Youth

Loretta Young
Phyllis Ericson

Conway Tearle
Richard Carewe

David Manners
Richard Dane 'The Imp'

Myrna Loy
Kara aka The Firefly

J. Farrell MacDonald
Colonel Graham

Myrtle Stedman
Mrs. Ericson

Harry Stubbs
Horace Palmer 'Waddles'

William Bailey
Jim - Kara's Boyfriend (uncredited)

Joseph E. Bernard
Headwaiter (uncredited)

James Conaty
Nightclub Patron (uncredited)

Yola d'Avril
Babette - Kara's Maid (uncredited)

Jay Eaton
Nightclub Patron (uncredited)

Bill Elliott
Nightclub Patron (uncredited)

William Irving
Jim Greene (uncredited)

Mike Lally
Night Club Patron (uncredited)

Dorothy Mathews
Cherry - Blonde Party Girl (uncredited)

Sam Savitsky
Man at Wedding License Bureau (uncredited)