John Mahoney, best known for his work on the television series "Frasier," will not be part of the cast of Steppenwolf Theatre Company's upcoming production of Penelope, which will run Dec. 1, 2011-Feb. 5, 2012, at Steppenwolf's Downstairs Theatre in Chicago.
SOURCE: Playbill at 02:06PM on November 22, 2011