1975 (production)

September

 * 4 September - "Breakaway" airs.
 * 11 September - "Force of Life airs.
 * 18 September - "Collision Course" airs.
 * 25 September - "War Games" airs.

October

 * 2 October - "Death's Other Dominion" airs.
 * 9 October - "Voyager's Return" airs.
 * 16 October - "Alpha Child" airs.
 * 23 October - "Dragon's Domain" airs.
 * 30 October - "Mission of the Darians" airs.

November

 * 6 November - "Black Sun" airs.
 * 13 November - "Guardian of Piri" airs.
 * 20 November - "End of Eternity" airs.
 * 27 November - "Matter of Life and Death" airs.

December

 * 4 December - "Earthbound" airs.
 * 11 December - "The Full Circle" airs.
 * 18 December - "Another Time, Another Place" airs.