Dr. Finlay's Casebook - Season 4 - Eps 26: The Uninvited Guest
A girl is thrown from her horse and knocked unconscious trying to cross a river in which Alan Finlay is fishing. When she comes round her memory is gone. The partners decide that she must stay at Arden House while she recovers from her injuries and amnesia. Both men, Finlay in particular, are attracted to her, but Janet does not share their admiration for their uninvited guest.
About Dr. Finlay's Casebook

Title: Dr. Finlay's Casebook
First Air Date: 1962-08-16
Last Air Date: 1971-01-03
Status: Ended
Rating: 6/10 (from 2 votes)
Language: EN
Seasons: 8
Total Episodes: 191
Network: BBC One
Genres: Drama, Comedy
Production Companies: Unknown
Synopsis
Dr Finlay's Casebook is a television series that was broadcast on the BBC from 1962 until 1971. Based on A. J. Cronin's novella ‘Country Doctor’, the storylines centred on a general medical practice in the fictional Scottish town of Tannochbrae during the late 1920s. Cronin was the primary writer for the show between 1962 and 1964.
Cast

Bill Simpson
Dr Alan Finlay

Andrew Cruickshank
Dr Angus Cameron

Barbara Mullen
Janet MacPherson