Special Guest Stars Daniel Stern as Glen Babbit Guest Stars Jefferson White as Cole Dunlavey Daniel London as J. Robert Oppenheimer Mamie Gummer as Nora Griffin Dunne as Woodrow Lorentzen Neve Campbell as Kitty Oppenheimer Fiona Dourif as Jean Tatlock Michael O'Neill as Psychiatrist Co Starring Stafford Douglas as Thatcher Lauren Myers as Jeannie Travis Hammer as O'Byrne Audrey Moore as Francine David Grant Wright as General Barnes Roseanne Vau as Miriam Esodie Geiger as Maid Jason Weiler as Physicist Natalie Shields as Gloria Benny Wasserman as Einstein