Walt becomes obsessed with a contaminant in the lab and refuses to finish the cook until it is eliminated. A frustrated Jesse attempts to get Walt back on track.
Bryan Cranston
Walter White
Aaron Paul
Jesse Pinkman
Anna Gunn
Skyler White
RJ Mitte
Walter White Jr.
Dean Norris
Hank Schrader
Betsy Brandt
Marie Schrader
Giancarlo Esposito
Gus Fring
