An elaborate deception emerges when an American astronaut is lost on a mission to Mars. Space agency officials fearful of losing public support and government funding decide to cover up the accident by employing an exact double for the lost astronaut. The ruse begins to unravel when the wife of the lost astronaut realizes she is living with a different man. Although angered by the deception, the woman has fallen in love with the replacement and plans to keep the secret. They both have a change of heart and decide to reveal the secret when they discover a new Mars mission is underway.
Harker Flet and compatriots Timothy X. Nolan and Katy, along with three other men, steal $40,000 in money and jewelry from a California train in the gold-mining country of the 1880's. The six split up and while they are hiding out awaiting the rendezvous to divide the loot, Hark is cornered, framed and sent to prison. He is released after two-and-a-half years and sets out to find Katy and Nolan and get his share of the loot.