Sami Callihan

Sam Johnston (born September 1, 1987) is an American professional wrestler. He currently works for the WWE under the ring name, Sami Callihan.
He has also competed for Combat Zone Wrestling, Dragon Gate USA, EVOLVE Wrestling, Ring of Honor, Pro Wrestling Guerrilla, Fight Club: Pro, Pro Wrestling Syndicate, WXW Germany, IPW-UK, Big Japan Pro Wrestling, and AAW.
On May 27, 2013, Dragon Gate USA confirmed that Johnston had signed with WWE. On December 6, he debuted under an evil hacker gimmick, where he used a tablet computer to take control of the lights in the arena, and attacked Kalisto.