Peter Davison

The Doctor

Mark Strickson

Turlough

Nicola Bryant

Peri Brown

Anthony Ainley

The Master

Peter Wyngarde

Timanov

James Bate

Amyand

Dallas Adams

Professor Howard Foster

Jonathan Caplan

Roskal

Edward Highmore

Malkon

Barbara Shelley

Sorasta

Michael Bangerter

Curt

Richard Simons

Father

Skyler Hammerbacker

Young Malkon

Wolfie Hammerbacker

Pilot

John Alkin

Captain Lomand

Fiona Cumming