Bryan Cranston's Walter White was originally written differently in Breaking Bad, but AMC’s tweak added depth and tragedy.

Hollywood isn't the boss of Malcolm in the Middle alum Erik Per Sullivan now. Following a turn in 2010's Twelve, the former child star committed to a life off-camera, trading scripts for textbooks.

Breaking Bad was one of the best shows ever, and surrounding Walter White were other important characters like Jesse Pinkman ...