Voyage to the Bottom of the Sea (TV series) color episodes. The ship's enlisted men were also given more colorful uniforms (red or light blue jumpsuits) and white Keds Champion sneakers, evidently to take advantage of the changeover from black-and-white filming. The traditional sailor uniforms worn in the first season were only seen in stock footage from the first season and on characters who were newly filmed to match up with that footage. All these changes occurred between seasons. A second-season episode, "The Sky's On Fire", was a remake of the basic storyline of Irwin Allen's 1961 film "Voyage to the Bottom of the Sea" utilizing considerable film color
Land of the Giants the part of Dan Ericson, credited his previous football, track and pole vaulting work for helping him with the stunts required. Elements of Allen's "Lost in Space" series recur in "Land of the Giants", notably the relationship between foolish, greedy, on-the-run bank robber Alexander B. Fitzhugh (Kurt Kasznar) and the young boy Barry Lockridge (Stefan Arngrim), paralleling the relationship on "Lost in Space" between Doctor Smith and the young Will Robinson. Also, for main cast billing, Kasznar was treated contractually in the same manner as Jonathan Harris had been on "Lost In Space": billed in last place on the opening