John Travolta looks set to join Joaquin Phoenix for the film "49 Ladders", says The Hollywood Reporter. Written by Lewis Colick, "Ladder" is about a firefighter named Jack (Phoenix) who awaits rescue from a burning building. There, he reflects on his career, wife and family. Travolta will play Kennedy, Jack’s captain who is made fire chief. He sees his firehouse, which includes rookie Jack, as a tight-knit family.