Donald Calthrop: Donald Calthrop. Actor: Blackmail. Donald Calthrop was born on 11 April 1888 in London, England, UK. He was an actor, known for Blackmail (1929), The Phantom Light (1935) and The Man Who Lived Again (1936). He was married to Margaret Helen Ledward. He died on 15 July 1940 in London, England, UK.
