The Epic That Never Was (1969)

Dirk Bogarde Self - Narrator

Charles Laughton Tiberius Claudius (archive footage)

Robert Graves Self - Interviewee

Josef von Sternberg Self - Interviewee

Merle Oberon Self - Interviewee / Messalina (archive footage)

Flora Robson Self - Interviewee / Livia (archive footage)

Emlyn Williams Self - Interviewee / Caligula (archive footage)

E

Eileen Corbett Self - Interviewee

J

John Armstrong Self - Interviewee

John Abbott Ms. Robson's Host (uncredited)

Robert Newton Cassius, Captain of Caligula's guard (archive footage) (uncredited)

Basil Gill Xenophon, Claudius' doctor (archive footage) (uncredited)