Cyrus Arnold

Cyrus Arnold is an American actor. He began his career as a child actor, primarily guest-starring on various television programs, including playing BJ Malloy on the Nickelodeon sitcom Sam& Cat, before being cast as Derek Zoolander Jr. in the comedy film Zoolander 2 and David "Truck" Johnson III in the second season of the Fox series The Exorcist. Arnold has also appeared in other films such as Hardcore Henry, Runt, 8-Bit Christmas, Diary of a Wimpy Kid, Mr.