Uniforms worn by the characters are 100% correct. Cathy's W.R.E.N. uniform, when she joins, has the pre-1942 soft cap. Toward the end, it is updated to the correct later-style cap. When working with her boat crew, she wears the correct men's bell bottoms and white top, and the lanyard with knife. Elena, the nurse, wears a correct tropical dress white uniform of Queen Alexandra's Royal Naval Nursing Service, with white tippet (short cape).
The artistic director, Leila Rubin, is the brother of the director/producer Alexander Korda. The Korda brothers, including their other brother Zoltan Korda, collaborated frequently on Alexander's movies.
Lux Radio Theater broadcast a 60-minute radio adaptation of the movie on May 26, 1947, with Deborah Kerr reprising her movie role.
Roger Moore's film debut.