Michael Troughton

as Mr. Mermagen

as Professor Albert

as Duke of Leeds

as Bursely

as Bill Lester

as Capt. Surtees Cook

as Police Constable

as Vicar

as Curtis

as John

as Rob Rose

as Robert Graves

as "Burdie" Partridge

as 1st Guard

as Andrew

as Piers Fletcher-Dervish