Since the 1960s, recurring public interest in UFO lore may have helped to revive interest in the television series, and commentary on the DVD collections acknowledges that, in private life, Thinnes has kept up a strong interest in UFO-related information.
The pilot episode of the series, "Beachhead", was remade in 1977 for another Quinn Martin series, Quinn Martin's Tales of the Unexpected (known in the United Kingdom as Twist in the Tale), where it was retitled "The Nomads".