Miranda (1948 film)

Miranda is a 1948 British comedy film, directed by Ken Annakin and written by Peter Blackmore, who also wrote the play of the same name from which the film was adapted. Denis Waldock provided additional dialogue. A light comedy, the film is about a beautiful and playful mermaid played by Glynis Johns and her effect on Griffith Jones. Googie Withers and Margaret Rutherford are also featured in the film. Glynis Johns and Margaret Rutherford reprised their roles in the 1954 sequel, Mad About Men.

With his wife uninterested in fishing, Dr. Paul Martin goes on a holiday on the Cornwall coast alone. There he snags Miranda, a mermaid, and is pulled into the water. She keeps him prisoner in her underwater cavern and only lets him go after he agrees to show her London. He disguises her as an invalid patient in a wheelchair and takes her to his home for a monthlong stay.Martins wife Clare reluctantly agrees to the arrangement, but gets him to hire someone to look after their guest. He selects Nurse Carey for her eccentric nature and takes her into his confidence. To Pauls relief, Carey is delighted to be working for a mermaid as she always believed they exist. ........

Source: Wikipedia