Bryan Cranston as Walter White

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Chemistry teacher Walter White learns he has cancer and becomes a meth manufacturer.

Anna Gunn as Skyler White

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Skyler White is Walter's wife, a mother of two and co-owner of A1A Car Wash.

Aaron Paul as Jesse Pinkman

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Jesse Pinkman is a former student of Walt's and his meth-making partner.

RJ Mitte as Walter White, Jr.

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Born with cerebral palsy, Walter White, Jr. is Walter and Skyler's teenage son.

Dean Norris as Hank Schrader

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Hank is Walter's macho brother-in-law. He is also a DEA agent.

Betsy Brandt as Marie Schrader

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Marie is Skyler's sister and the wife of DEA agent Hank Schrader.

Bob Odenkirk as Saul Goodman

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Saul Goodman is Walt and Jesse's attorney. He's the quintessential shady lawyer.

Laura Fraser as Lydia Rodarte-Quayle

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The Head of Logistics at Madrigal Electromotive, Lydia was Gus Fring's methylamine supplier.  

Jesse Plemons as Todd Alquist

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Todd is Walt's former lab assistant whose uncle's prison connections prove invaluable.

Jonathan Banks as Mike Ehrmantraut

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Mike worked for Gus and is Saul's go-to guy when his clients get in sticky situations.

Matt Jones as Badger

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Badger is one of Jesse's stoner friends and a street dealer.

Mark Margolis as Hector Salamanca

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Hector "Tio" Salamanca is a high-ranking Cartel member and Tuco's uncle.

Krysten Ritter as Jane Margolis

Jane Margolis

Jane is Jesse's landlady and girlfriend and also a recovering drug addict.

Giancarlo Esposito as Gustavo Fring

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Gus Fring is the owner of a fast food chicken restaurant and a major meth distributor.

Charles Baker as Skinny Pete

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Skinny Pete is one of Jesse's stoner friends and a street dealer.

Daniel & Luis Moncada as The Cousins

The Cousins

The Cousins are cartel killers related to Tuco, who travel from Mexico to kill Walt.

David Costabile as Gale Boetticher

Gale Boetticher

Gale is the fastidious assistant Gus installs in Walt's superlab.

Steven Michael Quezada as Steven Gomez

Steven Gomez

Gomez is Hank's DEA partner investigating Heisenberg's blue crystal.

Raymond Cruz as Tuco Salamanca

Tuco Salamanca

Tuco is a meth distributor known for extreme violence.

Christopher Cousins as Ted Beneke

Ted Beneke

Ted Beneke is Skyler's boss who also harbors romantic feelings for her.

Carmen Serano as Carmen Molina

Carmen Molina

Carmen is the assistant principal at J.P. Wynne High School, where Walt teaches chemistry.

Adam Godley as Elliott Schwartz

Elliott Schwartz

Elliott Schwartz is Walt's grad-school colleague and Gretchen's husband.

Jessica Hecht as Gretchen Schwartz

Gretchen Schwartz

Gretchen is the wife of Walt's grad school pal Elliott Schwartz and Walt's former lover.