Cole Porter
Linda Porter
Gabe
Gerald Murphy
Sara Murphy
Monty Woolley
L.B. Mayer
Irving Berlin
Edward Thomas
Bobby Reed
Bill Wrather
Boris Kochno
Ellin Berlin
Dr. Moorhead
Honoria Murphy
Patrick Murphy
Boath Murphy
Diaghilev
Cody
Mrs. L.B. Mayer
Stage Manager
Musical Performer - "You're The Top" (archive sound)
Musical Performer - "It's De-Lovely"
Musical Performer - "What Is This Thing Called Love?"
Musical Performer (song "Let's Misbehave")
Musical Performer - "Let's Do It, Let's Fall In Love"
Jack / Musical Performer - "Night and Day"
Musical Performer - "Anything Goes"
Musical Performer - "Begin the Beguine"
Musical Performer - "I Love You"
Musical Performer (song "Just One of Those Things")
Musical Performer - "Love For Sale"
Musical Performer - "So In Love"
Musical Performer - "Ev'ry Time You Say Goodbye"
Chorus
Chorus (as Jonathan D Ellis)
Chorus (as Akiya Henry)
Chorus (as Steve Lawton)
Chorus (as Duncan MacVicar)
Hotel Porter
Lover
Chorus / Tap Dancer (uncredited)
Barnaby (uncredited)
Club Guest (voice) (uncredited)
Club Guest (uncredited)
Party Guest (uncredited)
Sailor (uncredited)
Wedding Guest (uncredited)
Rehearsal pianist (uncredited)
Chorus (uncredited)
Musician (uncredited)
Mickey doorman Waldorf Astoria (uncredited)
Bridesmaid (uncredited)
Harlequin Juggler at Ball (uncredited)