All at Sea is a 1935 British comedy film directed by Anthony Kimmins and starring Googie Withers, Tyrell Davis and Rex Harrison. It was written by Charles Bennett, Ian Hay and Kimmins based on Hay's 1931 play Mr Faint-Heart and was made as a quota quickie by Fox Film at Wembley Studios. The plot follows a young man who falls in love during a cruise, and takes up a false identity as a famous writer to impress her.