Bryan Cranston Mourns Breaking Bad Son RJ Mitte’s Death by Suicide: ‘Why?’

“It is especially devastating to hear that he took his own life,” the actor wrote of his onscreen sonNEED TO KNOWBryan Cranston paid tribute to his onscreen son RJ Mitte, following the “devastating” news of the actor’s deathMitte, who played Walter “Flynn” White Jr. on Breaking Bad, died by suicide on Monday, Oct. 12, at age 34, his rep confirmed to PEOPLE