Tom Rack

as Ephor #3

as Black Top Hatted Man

as British Agent

as Bobcat

as Governor Lawrence

as Mr. Finerman

as Mr. Walters

(1 episode) as Hans Fritzsche

as Marchand anglais

as Reverend Schmidt

as Edward

(2 episodes) as Under Secretary of the Navy Ralph Bard

as Dr. Bork

(2 episodes)

as Rostrovitch

as Zigesfeld

as Philippe Cameron

as Sexton

as Dr. Rudge

as William Green

as Doctor

as Mick

(3 episodes) as Robert Oppenheimer

as Faulkner

as Dr. Meister

as Slepak