Bryan Cranston is an actor.
Bryan Lee Cranston ( born March 7 , 1956 ) is an American actor , voice actor , screenwriter , director and producer . He is best known for portraying Walter White on the AMC crime drama series Breaking Bad , Hal on the Fox comedy series Malcolm in the Middle , and Dr. Tim Whatley in five episodes of the NBC comedy series Seinfeld . For the film Trumbo ( 2015 ) , he received widespread acclaim and was nominated for the Academy Award for Best Actor .