Synopsis
A composer (Laurence Payne) is stuck in a middle-class marriage and finds that his affair with his wife’s half-sister (Jane Griffiths) has resulted in a pregnancy. When his wife refuses to give him a divorce he hatches a murder scheme that is too clever by half. 
Original title The Third Alibi
IMDb Rating 7 531 votes
TMDb Rating 6.5 12 votes
Director
Director
Cast
Norman Martell
Helen Martell
Peggy Hill
Dr. Peter Murdoch
Supt. Ross
Simmons
Miss Potter
Mrs. Booth
Marshall
Cinema cashier
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