When Stacy insists her husband Mark get tests, House insists he can handle things. But despite the fact Mark's tests prove negative, his steadily growing symptoms indicate he is dying. While House struggles with the mystery and make increasing demands on his staff, Wilson worries about House's emotional well-being, and Cuddy considers adding a new employee to the clinic.
Elenco: Hugh Laurie , Jesse Spencer , Omar Epps , Robert Sean Leonard , Peter Jacobson , Olivia Wilde , Odette Annable , Charlyne Yi , Anne Dudek , Kal Penn , Jennifer Crystal Foley , Bobbin Bergstrom , Sela Ward , Meaghan Martin , Michelle Trachtenberg , Odette Annable , Olivia Wilde , Peter Jacobson .