Who is Dallas McKinley from Lost and Found and what is their importance?

Former child star, Dallas McKinley, is twenty-three years old. His claim to fame is a program called President Scooter. Dallas is Juliet's partner until they reach the segment during which they are instructed to select new partners if they so desire. Dallas is almost eliminated when Cassie selects Juliet, who accepts. Jeff rescues him at the last moment after Trent turns him down. Dallas and Jeff finish in second place.