The Chrysalids is an adaptation of the John Wyndham 1955 novel of the same name, produced as a radio play by the BBC in March 1981. It was first broadcast on BBC Radio 4 on the 25 April 1981 with an audience of 150,000 listeners. The play was edited into three half hour episodes and broadcast in Canada by CBC Radio from 10 June to 24 June 1983. (There was a new adaptation of the book by Jane Rogers in 2012, broadcast in two one-hour episodes on BBC Radio 4.[1])