The Doctor and Ace head for the Psychic Circus on the planet Segonax, where they meet a disparate group of performers and visitors, including a self-centred explorer named Captain Cook, his companion Mags and a biker known as Nord.
Unfortunately the movie Doctor Who: The Greatest Show in the Galaxy is not yet available on HBO Max.
| Directing | Alan Wareing | Director |
| Writing | Stephen Wyatt | Writer |
| Writing | Andrew Cartmel | Script Editor |
| Production | John Nathan-Turner | Producer |
| Crew | Mike Tucker | Special Effects Assistant |
| Camera | Barry Chaston | Camera Operator |
| Editing | Hugh Parson | Editor |
| Sound | Keff McCulloch | Theme Song Performance |
| Sound | Mark Ayres | Original Music Composer |
