Tags: Actor.
Mysie Monte (1892 – 9 January 1983) was an English stage and television actress best known for her long-running portrayal of Mrs Boyle in Agatha Christie’s play The Mousetrap at the New Ambassadors Theatre. She played the part for twelve and a half years between 2 May 1955 and 26 November 1967 with a break between 20 November 1960 and 6 November 1961 when she was replaced by the actress Madoline Thomas.