Cast
- Colin Baker (The Doctor)
- Nicola Bryant (Peri Brown)
- John Benfield (Captain Greeg)
- Neville Watchurst (Stennar)
- John Banks (Computer / Caller)
- Susan Brown (Chief / Chanel)
- Toby Longworth (1st Security Guard / Stafel)
- Alex Lowe (2nd Security Guard / Axel)
Doctor Who - The Lost Stories
1.7. Doctor Who: The Song of Megaptera
Written by Pat Mills
Starring Colin Baker Nicola Bryant