QED Broadway Replacement Cast

to the Challenger inquiry to more personal topics such as the death of Feynman's wife, and his own fight with cancer. The play, which grew out of a collaboration between Parnell, actor Alan Alda and director Gordon Davidson, premiered in 2001. The original production was performed first at the Mark Taper Forum in Los Angeles and, from late 2001 to mid-2002, on Broadway, directed by Davidson and starring Alda as Feynman.