Beatrice "Bebe" Neuwirth (/ /; born December 31, 1958) is an American actress, singer and dancer. On television, she is known for her portrayal of Dr. Lilith Sternin, Dr. Frasier Crane's wife (later ex-wife), on both the TV sitcom Cheers (in a starring role), and its spin-off Frasier (in a recurring guest role). The role won her two Emmy Awards. On stage, she is known for her Tony Award winning roles of Nickie in the revival of Sweet Charity (1986), and Velma Kelly in the revival of Chicago (1996). Other Broadway musical roles include Morticia Addams in The Addams Family (2010). Since 2014, she has starred as Nadine Tolliver in the CBS drama Madam Secretary.