"Show business twin sisters Rosemary and Susie, one serious and the other a scatterbrain, join the WAVES and both fall in love with crooner Johnny Cabot."
Bing Crosby
as Johnny Cabot
Betty Hutton
as Susan / Rosemary Allison
Sonny Tufts
as Windy 'Pinetop' Windhurst
Ann Doran
as Ruth
Gwen Crawford
as Tex
Noel Neill
as Dorothy
Catherine Craig
as Lt. Townsend
Anabel Shaw
as Isabel
Harry Barris
as Bandleader (uncredited)
Mae Clarke
as Ens. Kirk (uncredited)
Yvonne De Carlo
as Wave (uncredited)
Bess Flowers
as Patron at Cabana Club (uncredited)
William Forrest
as Lieutenant Commander (uncredited)
Oscar O'Shea
as Commodore (uncredited)
Cyril Ring
as Lieutenant Colonel (uncredited)
Minor Watson
as Superior Officer (uncredited)
Mark Sandrich
Director
Zion Myers
Screenplay
Allan Scott
Producer
Ellsworth Hoagland
Editor
Roland Anderson
Art Direction
Hans Dreier
Ray Moyer
Set Decoration
Edith Head
Costume Design
Charles Lang
Director of Photography
Harold Arlen
Songs
Johnny Mercer
Lyricist