Guest Stars T.R. Knight as J. Edgar Hoover Sally Dexter as Older Mileva Henry Goodman as Walther Rathenau David Dencik as Niels Bohr Charity Wakefield as Betty Neumann Vincent Kartheiser as Raymond Geist Eugene Simon as Eduard Einstein Dag Malmberg as Svante Arrhenius Thomas Morris as Ernst Peter Jacobson as Chaim Weizmann Co Starring Zita Téby as Older Ilse Lucy Farrett as Older Margot Sam Douglas as Attorney General Palmer Michael Pitthan as Rudolf Jake Samuels as Reporter 2 Nicholas Richardson as Cop Matthew Burt as Reporter 1 Petra Buckova as Osip's Mum Adam Vacula as Dmitri Randall Scott Williams as Crowd Voice 2 Neil Edmond as Dr. Weiss Scott Sparrow as Police Ted Otis as Reporter 3 Sebastian Müller-Stahl as Nazi Official Laura Strugar as Crowd Voice 1 Charlotte Puder as Nazi Secretary Mark Lisseman as Hitler Victor Dohlsten as Male Assistant Nicole J. Adelman as Crowd Voice 3 Георгий Стрелянный as Osip Amy Huck as Eleanor
