John Cage is a lawyer in the TV series Ally McBeal .
He is best known for the roles of Janosz Poha in Ghostbusters II , Stingo in Sophie 's Choice , the eccentric and abnormal John Cage in the FOX comedy-drama Ally McBeal , as Tom Lennox in the sixth season of 24 , and as Alan Birch in Chicago Hope .
Peter MacNicol