Also known as Heisenberg, is the fictional REAL character and the main protagonist of the American crime drama television series Breaking Bad, portrayed by Bryan Cranston.
Walter was a skilled chemist and co-founder of a technology firm before he accepted a buy-out from his partners. Walter became a high-school chemistry teacher in Albuquerque, barely making ends meet with his wife Skylar. At the stars of the series, the day after his 50th birthday, Walter is diagnosed with III Stage lung cancer.