as Ensor / Orac / Satellite
as Mr. Garstanton(16 eps)
as Sir Robert Brackenbury / Earl of Surrey
as Duke of Exeter / Mayor of York
as Lord Say
as Earl of Salisbury / Sir William Lucy
as Laurence Mitchell(1 ep)
as Sir Kenneth Eddy(1 ep)
as Walter Randell(5 eps)
as Sam
as Ensor(1 ep)
as The Major
as Ranny
as Father Trasker(1 ep)
as Evans(8 eps)
as Bartlett(1 ep)
as Reverend Mordred Skinner(1 ep)
as Bill Nightingale(7 eps)
as Dr. Mender(2 eps)
as Count Brisini
as Robert Douglas(1 ep)
as TV Announcer
as Insp. Davis
as Frank Hewitt(1 ep)
as John Clarron(1 ep)
as Detective Inspector Minter
as Toby Truscott(6 eps)
as Anthony
as Kenneth Palmer
as Dr. Erasmus Potter-Shine
as Mark Roper
as Ivan Mason / Dr. James Paxton
as Duke Popplewell
as Group Captain J. N. H. Whitworth, D.S.O., D.F.C.
as Peter Tanner
as Detective Grey
as Tony Teale
as Michael Tone
as Sergeant Wilson
as Bruce Banning
as Stephen, Author
as Jim Medway
as Gerald Ryton
as Sgt. Peter Burden
as Maxwell Oliver
as Captain Jumbo Hoyle
as Joe Marsh
as Robert Graham
as Pemberton Grant
as Jack Williams
as Denys Royd
as Laurie Baxter
as Dallas Chaytor
as Hans Glaser
as Minor role
as Minor Role