Walter White

Walter Hartwell White Sr., also known by his alias Heisenberg, is a fictional character and the main protagonist of the American crime drama television series Breaking Bad. He is portrayed by Bryan Cranston. Walter is a skilled chemist who co-founded a technology firm before he accepted a buy-out from his partners. While his partners became wealthy, Walter became a high school chemistry teacher in Albuquerque, New Mexico, barely making ends meet with his family: his wife, Skyler (Anna Gunn), and their son, Walter Jr. (RJ Mitte). At the start of the series, the day after his 50th birthday, he is diagnosed with Stage III lung cancer…Wikipedia