This DVD is a UK release, (PAL Region 0 DVD) it WILL NOT play on standard US DVD player. You need a multi-region PAL/NTSC DVD player to view it in USA/Canada. Ace Drummond is a G-Man of the sky, working out of Washington DC. He is sent to Mongolia to investigate why a new international airport is being prevented from being built. There he meets Peggy Trainor, who is searching for her missing archaeologist father. John "Dusty" King ... Ace Drummond Jean Rogers ... Peggy Trainor Noah Beery Jr. ... Jerry Guy Bates Post ... The Grand Lama Lon Chaney Jr. ... Henchman Ivan Jackie Morrow ... Billy Meredith Selmer Jackson ... William Meredith, Sr. Robert Warwick ... Winston James B. Leong ... Henry Kee Written by Wyndham Gittens and Norman S Hall Directed by Ford Beebe and Clifford Smith DVD 5: PAL: Black & White