Portrayed by: Bryan Cranston

Age: 50

Job: Chemistry Teacher

Known aliases: Heisenberg

Walter White is a 50-year-old high-school chemistry teacher who has been diagnosed with terminal lung cancer. The diagnosis causes a change in Walter's mild-mannered nature. He decides that in order to provide for his family after his death, he will use his extensive knowledge of chemistry to manufacture and distribute crystal methamphetamine. He has a wife named Skyler and a son named Walter, Jr both of whom know nothing about his drug dealing. Walter teamed up with a former student of his, named Jesse, and became a drug dealer under the alias Heisenburg. Walt had to kill two of the two leading drug dealers, Krazy-8 and Tuco, to save his and his families lives. Heisenburg soon became one of the biggest drug dealers in the town. Walt recentley found out his cancer had gone into remission and his tumor had shrunk by eighty percent. Rather than being happy, Walt seemed angry and upset over the news.. Walt decides to now get out of the business and slowly sell the meth they have left, but the flashfowards at the start of the season showing a crime scene out Walt's house suggest things wont go as smoothly as planned.