Don Chaney

 was a boss of a crime rig in 1938 New York City. He has found some extraterrestrial guns, and planned on selling them to the highest bidder. One of his minions, Mouse was selling them behind his back so had him killed. He then has the Eighth Doctor and Glory Bee kidnapped and taken to his lair in the Brooklyn Bridge. They escaped, but then the rightful owners of the guns the Laiderplacker have arrived. He took the Doctor and Charley to CBS, so the Doctor could trick the Laiderplacker. (AUDIO: Invaders from Mars)