He has to find a real job within 48 hours or go back to jail and serve out a five-year bid for habitual marijuana possession. Knowing that he has too many haters inside to last a single day if sent back to county lockup, Charlie Lewinsky - a shady probation officer, forces Doobie to become his personal weed dispenser. Desperate to break away from Charlie's control and his own checkered past, Doobie borrows a bug truck and strikes out to become the best exterminator in the hood. Always the irresponsible, skirt-chasing loser, Doobie wastes little time breaking all the rules and the trust of his clients when he mistakenly sprays several of his neighbors' homes with a deadly chemical mix. Just when it appears Doobie's his luck has changed, his ex-girlfriend - the scheming Voodoo priestess Sabrina, casts a spell that converts his toxic bug-killing concoction into a powerful Zombie potion. After turning his community into a walking dead hoodpocalypse, Doobie has a tough decision to make. He can stand and fight Zombies to the death with his big sister Kenya and friend Tracy or he run like hell!