Cast
- Tom Baker (The Doctor)
- Mary Tamm (Romana)
- John Leeson (K9)
- Alice Krige (Dr Patricia Sawyer)
- John Albasiny (Chris Fleming)
- Charlie Norfolk (Terri McCulloch)
- Gwilym Lee (Jack Hodges)
Doctor Who - The Fourth Doctor Adventures
2.5. Doctor Who: Phantoms of the Deep
Written by Jonathan Morris