Exploration Earth: The Time Machine
"Exploration Earth: The Time Machine" is an episode of the BBC Schools radio drama series Exploration Earth, a series exploring geography. It was the third episode in this series. As it was an educational programme, it used the Doctor Who format and elements to explore the processes of the creation of the Earth. It was recorded on 27 April 1976 with Tom Baker and Elisabeth Sladen reprising their TV roles as the Doctor and Sarah Jane. Joining them was John Westbrook as Megron, High Lord of Chaos.
| Exploration Earth: The Time Machine | |
|---|---|
| Doctor Who Radio play | |
.jpg.webp) Cover of the CD release. | |
| Cast | |
| Production | |
| Written by | Bernard Venables |
| Produced by | Mike Howarth David Lyttle |
| Production code | N/A |
| Series | N/A (aired during Series 14) |
| Running time | 1 episode, 20 min |
| First broadcast | 4 October 1976 |
It was broadcast on 4 October 1976 on BBC Radio 4.
CD Release
Exploration Earth: The Time Machine was released on CD, paired with Genesis of the Daleks, in 2001. It was also given away on its own as a free CD with the 28 April 2010 edition of The Daily Telegraph newspaper via WHSmith. It was re-released on CD in The BBC Radio Episodes but this time paired with What Happened to...Susan?, a 1994 spoof from the radio comedy series What Happened to...?