S1, E1: Unassuming high school chemistry teacher Walter White (Bryan Cranston) discovers he has lung cancer. Desperate to secure his family's financial future and finally free from the fear that had always inhibited him, Walt teams up with a former student to turn a used RV into a mobile drug lab. Guest stars: Max Arciniega, John Koyama, Steven Michael Quezada Written by: Vince Gilligan Directed by: Vince Gilligan