Buck Rogers - 1939 Serial Ep 06 The Unknown Command

Buck Rogers is a 1939 science fiction film serial, produced by Universal Pictures. It stars Buster Crabbe (who had previously played the title character in two Flash Gordon serials and would return for a third in 1940) as the eponymous hero, Constance Moore, Jackie Moran and Anthony Warde. It is based on the Buck Rogers character created by Philip Francis Nowlan, who had appeared in magazines and comic strips since 1928.