The Doctor, K-9 and their new companion, Anne Kelso, track down the Sinestrans on the planet Kembel.
Tom Baker’s Fourth Doctor returns with a new companion to face the Sinestran race and a much bigger conspiracy to rule the galaxy.
The 4th Doctor, Leela and K-9 face four new adventures, featuring the original television cast and including a direct sequel to 1977's 'The Robots Of Death'.