1x1 - Episode 1

February 27, 1979

Stop Susan Williams: The Silent Enemy The Secret Empire: Plunge Into Mystery The Curse of Dracula: Lifeblood

1x3 - Episode 3

March 13, 1979

 Stop Susan Williams: Thundering Doom The Secret Empire: The Mind Twisters The Curse of Dracula: Demons of the Dark

1x4 - Episode 4

March 20, 1979

Stop Susan Williams: Deadly Descent The Secret Empire: Seeds of Revolt The Curse of Dracula: Depository of Death

1x5 - Episode 5

March 27, 1979

 Stop Susan Williams: Watery Grave The Secret Empire: Attack of the Phantom Riders The Curse of Dracula: Sepulchre of the Undead

1x6 - Episode 6

April 3, 1979

 Stop Susan Williams: Cauldron of Fire The Secret Empire: Sizzling Threat The Curse of Dracula: Threshold of Eternity

1x7 - Episode 7

April 10, 1979

 Stop Susan Williams: River of Blood The Secret Empire: Mandibles of Death The Curse of Dracula: Where Angels Fear to Tread

1x8 - Episode 8

April 17, 1979

 Stop Susan Williams: Wheels of Destruction The Secret Empire: The Last Gasp The Curse of Dracula: Sealed in Blood

1x9 - Episode 9

April 24, 1979

 Stop Susan Williams: Terror from the Sky The Secret Empire: Return to Chimera The Curse of Dracula: Thirst for Death

1x10 - Episode 10

May 1, 1979

 Stop Susan Williams: The Villain Revealed The Secret Empire: Powerhouse The Curse of Dracula: Pleas of the Damned

1x11 - Episode 11 (Unaired)

 Stop Susan Williams: Crypt of Disaster The Secret Empire: Partisans Unchained

1x12 - Episode 12 (Unaired)

The Secret Empire: Escape to the Stars