He and John Cater acted together in both I, Claudius (1976) and The House on Garibaldi Street (1979). In the former, Cater's character worked undercover to cause someone to be executed and Bennett's character was a physician. In the latter, Bennett's character worked undercover to cause someone to be executed and Cater's character was a physician.
Beaten by Alan Badel to the part of Romeo in a production of Romeo and
Juliet at the Old Vic in 1951.
He was considered for the roles of Dr. Hans Fallada and Dr. Bukovsky in Lifeforce (1985).