A Dead Secret is a 1957 play by Rodney Ackland. It is a murder drama set in 1911 London.
A rich, elderly woman dies wile living in a house owned by Frederick Dyson and his wife. Dyson is charged with her murder.
A version aired 3 March 1959 as part of British television series ITV Play of the Week. The adaptation was by John McKeller. This version is believed to be lost.[1]
A television version aired 21 May 1959 on Australian broadcaster ABC. This version aired live in Melbourne,[2] and was kinescoped for interstate broadcasts. It is not known if the kinescope still exists.
A radio version aired 15 December 1963 on Melbourne Australia radio station LO.[3]
An Australian television version aired 1963 on ABC. This version starred Ron Haddrick, Marion Johns, Lyndall Barbour, Thelma Scott, Walter Sullivan, and Tom Farley.[4][5]