Christian Roberts

as Boomer

as Self (archive footage)

as Doctor Prospero

as Bob Cheetham

as Young lecturer

as Frank Faith

as Dr. Renor

as Oberleutnant Horst

as Michael, Mr. Blake

as Joven

as Mark Lindley

as Andreas

as Albert

as Thomas Fleming

as Tim Redman

as Robert

as Adam Galt

as Philip Harvey

as Tom Taggart

as Denham

as Hakon

as Huxton