Alexander Koch (born February 24, 1988) is an American actor. He plays the series regular role of Junior Rennie on the CBS series Under the Dome based on the novel by Stephen King. He currently resides in Los Angeles.
Biography：Alexander Koch (born February 24, 1988) is an American actor. He plays the series regular role of Junior Rennie on the CBS series Under the Dome based on the novel by Stephen King. He currently resides in Los Angeles.
