- Country: UK
- Genres: Comedy
- Release: 1957-02-01
- Director: Wendy Toye
- Writers: John Coates , Jack Davies , Nicholas Phipps
- Language: English
- Stars: John Gregson , Cecil Parker (1897–1971) , June Thorburn , Keith Michell
- Runtime: 96 min
- Awards: Nominated for 2 BAFTA 2 nominations total
- AKA: En tosset weekend (Denmark) , True as a Turtle , Núpcias à Vela (Portugal, Portuguese Republic) , True as a Turtle (United Kingdom) , Plain Sailing (United States of America) , Núpcias à Vela (Brazil) , Un yacht nommé 'Tortue' (France, French Republic) , Smugglarna (Sweden)
- Plot: Newlywed Tony Hudson offers his young wife Jane a cruise on a yacht as a honeymoon trip. Although Jane suffers from chronic seasickness, she accepts and one day they go on board the Turtle, a fine yacht owned by an industrialist friend, Dudly Partridge. A lot of misadventures await them before they finally reach the French harbor of Dinard...
- IMDB:tt0049886
True as a Turtle Cast · · · ALL
Wendy Toye
Director
John Gregson
Tony Hudson
Cecil Parker
(1897–1971)
Dudley Partridge
June Thorburn
Jane Hudson
Keith Michell
Harry Bell
Elvi Hale
Ann
Avice Landone
Valerie Partridge
Jacques B. Brunius
Monsieur Charbonnier
Gabrielle Brune
Mary
Betty Stockfeld
Lady Brazier
Pauline Drewett
Susan
Clement Freud
Croupier (uncredited)
Beth Rogan
(uncredited)