Doctor Who: The Power of Kroll

Tom Baker

The Doctor

Mary Tamm

Romana

Neil McCarthy

Thawn

John Abineri

Ranquin

Philip Madoc

Fenner

Glyn Owen

Rohm-Dutt

Carl Rigg

Varlik

Frank Jarvis

Skart

John Leeson

Dugeen

Grahame Mallard

Harg