Tom Baker
The Doctor
Acting
Bernard Horsfall
Chancellor Goth
Acting
Peter Pratt
The Master
Acting
Llewellyn Rees
The President
Acting
Hugh Walters
Commentator Runcible
Acting
Angus MacKay
Cardinal Borusa
Acting
George Pravda
Castellan Spandrell
Acting
Erik Chitty
Co-Ordinator Engin
Acting
Derek Seaton
Commander Hilred
Acting
Maurice Quick
Gold Usher
Acting
John Dawson
Time Lord
Acting
Michael Bilton
Time Lord
Acting