Billy Unger is an American actor. He had his career beginnings in 2007, debuting in the movie Seven’s Eleven: Sweet Toys. During this period, he also landed several one-time roles on television. This includes appearances on Scrubs, Desperate Housewives, Cold Case, and Terminator: The Sarah Connor Chronicles. At the same time, he played Charles Gates in the movie National Treasure: Book of Secrets and later appeared in the film Crank: High Voltage. From 2012-2016, he gained recognition for starring as Chase Davenport on Lab Rats. He also played the titular character in the film The Lost Medallion: The Adventures of Billy Stone.