 
     
        | Name | First Aired | Runtime | Image | |
|---|---|---|---|---|
| S01E01 | The Galaxy Being | September 16, 1963 ABC (US) | 51 | |
| S01E02 | The Hundred Days of the Dragon | September 23, 1963 ABC (US) | 51 | |
| S01E03 | The Architects of Fear | September 30, 1963 ABC (US) | 51 | |
| S01E04 | The Man With the Power | October 7, 1963 ABC (US) | 51 | |
| S01E05 | The Sixth Finger | October 14, 1963 ABC (US) | 51 | |
| S01E06 | The Man Who Was Never Born | October 28, 1963 ABC (US) | 51 | |
| S01E07 | O.B.I.T. | November 4, 1963 ABC (US) | 51 | |
| S01E08 | The Human Factor | November 11, 1963 ABC (US) | 51 | |
| S01E09 | Corpus Earthling | November 18, 1963 ABC (US) | 51 | |
| S01E10 | Nightmare | December 2, 1963 ABC (US) | 51 | |
| S01E11 | It Crawled Out of the Woodwork | December 9, 1963 ABC (US) | 51 | |
| S01E12 | The Borderland | December 16, 1963 ABC (US) | 51 | |
| S01E13 | Tourist Attraction | December 23, 1963 ABC (US) | 51 | |
| S01E14 | The Zanti Misfits | December 30, 1963 ABC (US) | 51 | |
| S01E15 | The Mice | January 6, 1964 ABC (US) | 51 | |
| S01E16 | Controlled Experiment | January 13, 1964 ABC (US) | 45 | |
| S01E17 | Don't Open Till Doomsday | January 20, 1964 ABC (US) | 45 | |
| S01E18 | ZZZZZ | January 27, 1964 ABC (US) | 45 | |
| S01E19 | The Invisibles | February 3, 1964 ABC (US) | 45 | |
| S01E20 | The Bellero Shield | February 10, 1964 ABC (US) | 45 | |
| S01E21 | The Children of Spider County | February 17, 1964 ABC (US) | 45 | |
| S01E22 | Specimen: Unknown | February 24, 1964 ABC (US) | 45 | |
| S01E23 | Second Chance | March 2, 1964 ABC (US) | 45 | |
| S01E24 | Moonstone | March 9, 1964 ABC (US) | 45 | |
| S01E25 | The Mutant | March 16, 1964 ABC (US) | 45 | |
| S01E26 | The Guests | March 23, 1964 ABC (US) | 45 | |
| S01E27 | Fun and Games | March 30, 1964 ABC (US) | 45 | |
| S01E28 | The Special One | April 6, 1964 ABC (US) | 45 | |
| S01E29 | A Feasibility Study | April 13, 1964 ABC (US) | 45 | |
| S01E30 | Production and Decay of Strange Particles | April 20, 1964 ABC (US) | 45 | |
| S01E31 | The Chameleon | April 27, 1964 ABC (US) | 45 | |
| S01E32 | The Forms of Things Unknown season finale | May 4, 1964 ABC (US) | 45 | |
| S01E33 | Soldier | September 19, 1964 ABC (US) | 45 | |
| S01E34 | Cold Hands, Warm Heart | September 26, 1964 ABC (US) | 45 | |
| S01E35 | Behold Eck! | October 3, 1964 ABC (US) | 45 | |
| S01E36 | Expanding Human | October 10, 1964 ABC (US) | 45 | |
| S01E37 | Demon with a Glass Hand | October 17, 1964 ABC (US) | 45 | |
| S01E38 | Cry of Silence | October 24, 1964 ABC (US) | 45 | |
| S01E39 | The Invisible Enemy | October 31, 1964 ABC (US) | 45 | |
| S01E40 | Wolf 359 | November 7, 1964 ABC (US) | 45 | |
| S01E41 | I, Robot | November 14, 1964 ABC (US) | 45 | |
| S01E42 | The Inheritors Part I | November 21, 1964 ABC (US) | 45 | |
| S01E43 | The Inheritors Part II | November 28, 1964 ABC (US) | 45 | |
| S01E44 | Keeper of the Purple Twilight | December 5, 1964 ABC (US) | 45 | |
| S01E45 | The Duplicate Man | December 19, 1964 ABC (US) | 45 | |
| S01E46 | Counterweight | December 26, 1964 ABC (US) | 45 | |
| S01E47 | The Brain of Colonel Barham | January 2, 1965 ABC (US) | 45 | |
| S01E48 | The Premonition | January 9, 1965 ABC (US) | 45 | |
| S01E49 | The Probe series finale | January 16, 1965 ABC (US) | 45 | 
No artwork of this type.
No artwork of this type.
No artwork of this type.