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
Voyage to the Bottom of the Sea (TV series) footage, though several film sequences were removed and had been featured in other first-season episodes such as 'The Village of Guilt' (the giant octopus) and 'Submarine Sunk Here' (the derelict minefield). A few later season two episodes were filmed without Richard Basehart, who was hospitalized for a bleeding ulcer. He filmed the scenes in the Flying Sub for "The Monster's Web" before hospitalization, requiring a stand in and other characters taking over his lines. He was missing entirely from the next two episodes. These episodes didn't feature his character at all, while in one story "The Menfish" Gary Merrill guested