Voyage to the Bottom of the Sea (TV series) as Admiral Park, a colleague of Nelson's who substituted for him. Basehart returned for "Return of the Phantom," the final episode of the season. The third season of "Voyage to the Bottom of the Sea" ran simultaneously with two other series produced by Irwin Allen, "Lost in Space" (in its second season) and "The Time Tunnel". The third season began with Dick Tufeld of "Lost in Space" playing an evil disembodied brain from outer space. The season continued with a werewolf story that is one of the few episodes to inspire a sequel. In one episode, the "Seaview"'s officers and
Lost in Space job for its "Lost in Space" appearance, while space monster costumes would be reused on "Voyage" as sea monsters. The clear round plastic pen holder used as a control surface in the episode "The Derelict" turned up regularly throughout the show's entire run both as primary controls to activate alien machinery (or open doors or cages), and as background set dressing; some primary controls were seen used in episodes such as Season 1's "The Keeper (Parts 1 and 2)", "His Majesty Smith", and Season 3's "A Day At The Zoo", and "The Promised Planet". Spacecraft models, were also routinely re-used.