Oct 7, 2017 · ... the Seven Keys to Doomsday, which ran in London's Adelphi Theatre for four weeks at the end of 1974. The play, by Terrance Dicks, was set ...
Terrance Dicks 1935-2019 - Doctor Who News
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Sep 2, 2019 · He wrote two Doctor Who plays, Doctor Who and the Daleks in the Seven Keys to Doomsday in 1974 and Doctor Who - The Ultimate Adventure in 1989.