Guest Stars Ian McElhinney as Johannes Kleiman Sally Messham as Bep Voskuijl Caroline Catz as Auguste Van Pels Nicholas Burns as Victor Kugler Andy Nyman as Hermann Van Pels Noah Taylor as Dr. Fritz Pfeffer Laurie Kynaston as Casmir Nieuwenburg Liza Sadovy as Mrs. Stoppelman Rudi Goodman as Peter Van Pels Eleanor Tomlinson as Tess Sean Hart as Willem Arondeus Dylan Edwards as Isaac Schwarz Tom Stourton as Daniel Van Dijk Sarah T. Cohen as Maya Schwarz Ben Esler as Father Dirksen Mohana Rajagopal as Mrs. Reddy Co Starring Abigail Rice as Dora Václav Jiřaček as Dutch Nazi #2 Lisa Karlström as Carlotta 'Lotte' Kaletta Erik Jukl as Nathan Schwarz Nick Alexander Pasveer as Dutch Nazi #1 Eliza Roth as Nathan's Foster Mom