1 The Reluctant Stowaway51 min · 15 Sep 1965 2 The Derelict51 min · 22 Sep 1965 3 Island in the Sky51 min · 29 Sep 1965 4 There Were Giants in the Earth51 min · 6 Oct 1965 5 The Hungry Sea51 min · 13 Oct 1965 6 Welcome Stranger51 min · 20 Oct 1965 7 My Friend, Mr. Nobody51 min · 27 Oct 1965 8 Invaders from the Fifth Dimension51 min · 3 Nov 1965 9 The Oasis51 min · 10 Nov 1965 10 The Sky Is Falling51 min · 17 Nov 1965 11 Wish Upon a Star51 min · 24 Nov 1965 12 The Raft51 min · 1 Dec 1965 13 One of Our Dogs Is Missing51 min · 8 Dec 1965 14 Attack of the Monster Plants51 min · 15 Dec 1965 15 Return from Outer Space51 min · 29 Dec 1965 16 The Keeper (1)51 min · 12 Jan 1966 17 The Keeper (2)51 min · 19 Jan 1966 18 The Sky Pirate51 min · 26 Jan 1966 19 Ghost in Space51 min · 2 Feb 1966 20 War of the Robots51 min · 9 Feb 1966 21 The Magic Mirror51 min · 16 Feb 1966 22 The Challenge51 min · 2 Mar 1966 23 The Space Trader51 min · 9 Mar 1966 24 His Majesty Smith51 min · 16 Mar 1966 25 The Space Croppers51 min · 30 Mar 1966 26 All That Glitters51 min · 6 Apr 1966 27 The Lost Civilization51 min · 13 Apr 1966 28 A Change of Space51 min · 20 Apr 1966 29 Follow the Leader51 min · 27 Apr 1966