The Six Million Dollar Man (1974)

S05E13 Just a Matter of Time

During an orbital mission, Steve unexpectedly finds himself caught in a time warp that transports him six years ahead. When he finally returns to Earth, he’s apprehended by the authorities who suspect he’s a traitor, convinced he defected to Russia and has been manipulated into thinking he experienced a time warp. Now, Steve must clear his name and unravel the mystery of how to return to his original timeline.