The Mind of Evil (4) S8E8 - The Mind of Evil (4) 1971
With the Doctor and Jo being held prisoner, the Master convinces Mailer to help him steal the Thunderbolt.
- Released: 1971-02-20
- Runtime: 50 minutes
- Genre:
- Stars: Jon Pertwee, Katy Manning, Richard Franklin, John Levene
- Director: Timothy Combe