The Doctor discovers his old enemy the Master is intent on preventing Earth's industrial revolution in 19th century England. But the Rani, a second rogue Time Lord, has plans of her own...
Colin Baker
The Doctor
Nicola Bryant
Peri Brown
Anthony Ainley
The Master
Kate O'Mara
The Rani
Terence Alexander
Lord Ravensworth
Gawn Grainger
George Stephenson
Gary Cady
Luke Ward
Peter Childs
Jack Ward
