(season 1) Kyle Bornheimer as Ken, an arrogant, self-absorbed stockbroker (season 2) Stoney Westmoreland as Officer Saxton, an Albuquerque Police Department officer (season 2) Jim Beaver as Lawson, a black market weapons dealer in Albuquerque (season 2) Maximino Arciniega as Domingo "Krazy-8" Molina, one of Tuco's distributors (seasons 2–5) Mark Margolis as Hector Salamanca, Tuco's uncle and high-ranking member of the cartel (seasons 2–6) Debrianna Mansini as Fran, a waitress at Loyola's Diner (seasons 2 and 4) Daniel and Luis Moncada as Leonel and Marco Salamanca, Tuco's cousins and Hector's nephews who are hitmen for the cartel (seasons 2, 4–6) Jennifer Hasty as Stephanie Doswell, a real estate agent (season 2) Tina Parker as Francesca Liddy, Jimmy's receptionist (seasons 3–4, 6) Jeremiah Bitsui as Victor, Gus's henchman (seasons 3–6) Ray Campbell as Tyrus Kitt, a henchman on Gus Fring's payroll (seasons 3–6) JB Blanc as Dr. Barry Goodman, a doctor on Gus Fring's payroll (seasons 3–5) Steven Bauer as Don Eladio Vuente, the head of the Juarez drug cartel (seasons 3, 5–6) Javier Grajeda as Juan Bolsa, a high-level member of the Juárez drug cartel (seasons 3–6) Lavell Crawford as Huell Babineaux, a professional pickpocket hired by Jimmy (seasons 3–6) Laura Fraser as Lydia Rodarte-Quayle, a Madrigal Electromotive executive and associate of Gus Fring (seasons 3–5) Eric Steinig as Nick, a member of Gus's security team, later managed by Mike (seasons 4–6) Franc Ross as Ira, a burglar Jimmy hires; in Breaking Bad, he is the owner of Vamonos Pest who appears in "Hazard Pay" (season 4) David Costabile as Gale Boetticher, a chemist who is consulted by Gus (season 4) Robert Forster as Ed Galbraith, a vacuum cleaner store owner who relocates people running from the law and gives them new identities (season 5) Dean Norris as Hank Schrader, a DEA agent and Walter White's brother-in-law (season 5) Steven Michael Quezada as Steven Gomez, Hank's DEA partner and best friend (season 5) Robert Sanchez as Harry Lipenstein, a DEA agent (season 5) Nigel Gibbs as Tim Roberts, a detective with the Albuquerque Police Department (seasons 5–6) Norbert Weisser as Peter Schuler, a Madrigal Electromotive executive and associate of Gus Fring (season 5) Julia Minesci as Wendy, a street prostitute working out of the Crossroads motel (season 6) David Ury as Spooge, a small-time criminal (season 6) Bryan Cranston as Walter White, a middle-aged high school chemistry teacher who, during