Esther Williams as Katy Higgins

Fernando Lamas as Andre Lanet

Jack Carson as Windy Webbe

Charlotte Greenwood as Ma Higgins

Denise Darcel as Gigi Mignon

William Demarest as Pa Higgins

Donna Corcoran as Junior Higgins

Barbara Whiting as Suzie Higgins

Bunny Waters as Greta

Henri Letondal as Joubert

Paul Bryar as Pierre

Jack Raine as Stuart Frye

Richard Alexander as Egyptian Channel swimmer

Tudor Owen as Old Salt

Ann Codee as Mrs. Lanet

Leon Alton as Spectator at Photoshoot (uncredited)

Jimmy Aubrey as Bartender (uncredited)

Benjie Bancroft as Ship Passenger (uncredited)

Mary Bayless as Ship Passenger (uncredited)

Eumenio Blanco as Hotel Clerk (uncredited)

Eugene Borden as French Mayor (uncredited)

Tex Brodus as Dancer (uncredited)

Morgan Brown as Show Spectator (uncredited)

Stumpy Brown as Stumpy, the Violinist (uncredited)

Roy Damron as Ship Passenger (uncredited)

Michael Dugan as Ad Lib (uncredited)

Aminta Dyne as English Guest (uncredited)

James Fairfax as English Cab Driver (uncredited)

Ed Fury as Hercules (uncredited)

Ben Gage as Tall Swimmer (uncredited)

Molly Glessing as English Waitress (uncredited)

Arthur Gould-Porter as English Steward (uncredited)

William Hanna as Tom (uncredited)

Maurice Marks as Ship Passenger (uncredited)

John McKee as Photographer (uncredited)

Roger Moore as Reporter (uncredited)

Monty O'Grady as Reporter (uncredited)

Patrick O'Moore as Bob Gerrard (uncredited)

Paul Power as Official (uncredited)

John Roy as Swimmer (uncredited)

Bernard Sell as Reporter (uncredited)

Reginald Simpson as Reporter (uncredited)

Jack Tornek as Townsman (uncredited)

Arthur Tovey as Spectator at Photoshoot (uncredited)