Doctor Who: Inferno
UNIT is providing security cover at an experimental drilling project at Eastchester, designed to penetrate the Earth's crust and release a previously untapped source of energy. Soon, however, the drill head starts to leak an oily green liquid that transforms those who touch it into vicious
Jon Pertwee
Caroline John
Nicholas Courtney
John Levene
Olaf Pooley
Christopher Benjamin
Derek Newark
David Simeon