The character of Buck Rogers, a man from the present who travels to the far future, first appeared in the novel Armageddon 2419 A.D. by Phillip Nowlan, published in 1928 in the anthology magazine ...

The main role of Buck Rogers changed three times, played by three different actors: Earl Hammond, Kem Dibbs, and Robert Pastene. In the only surviving episodes, it's Pastene in the lead role as Buck.