Smallville: Apocalypse:

Smallville: Season 7 Episode 18: Apocalypse

Clark discovers that Kara sent messages from Krypton in the past that indicate that Brainiac wants to kill Baby Kal-El so Clark will not exist in the future.

Original air date: May 1, 2008

Upcoming Smallville Episode Guide:

No upcoming episodes currently scheduled.

Other Smallville Season 7 Episodes:

Episode 1 - Bizarro - September 27, 2007
Episode 2 - Kara - October 4, 2007
Episode 3 - Fierce - October 11, 2007
Episode 4 - Cure - October 18, 2007
Episode 5 - Action - October 25, 2007
Episode 6 - Lara - November 1, 2007
Episode 7 - Wrath - November 8, 2007
Episode 8 - Blue - November 15, 2007
Episode 9 - Gemini - December 13, 2007
Episode 10 - Persona - January 31, 2008
Episode 11 - Siren - February 7, 2008
Episode 12 - Fracture - February 14, 2008
Episode 13 - Hero - March 13, 2008
Episode 14 - Traveler - March 20, 2008
Episode 15 - Veritas - March 27, 2008
Episode 16 - Descent - April 17, 2008
Episode 17 - Sleeper - April 24, 2008
Episode 18 - Apocalypse - May 1, 2008
Episode 19 - Quest - May 8, 2008
Episode 20 - Arctic - May 15, 2008

View the complete Smallville Episode Guide