V - Season 2 - Eps 9: Devil in a Blue Dress
Anna is about to pull the switch on the planet's first Blue Energy reactor, but Sid realizes that the size of the reactor is much too large for just the various Concordia sites – the Fifth Column needs to figure out what Anna is really up to. Diana tells Lisa she must act against Anna now, fulfil her destiny and save humans from annihilation.
About V

Title: V
First Air Date: 2009-11-03
Last Air Date: 2011-03-15
Status: Canceled
Rating: 6.79/10 (from 738 votes)
Language: EN
Seasons: 3
Total Episodes: 22
Network: ABC
Genres: Sci-Fi & Fantasy, Drama
Production Companies: Warner Bros. Television
Synopsis
A re-imagining of the 1980s miniseries about the world's first encounter with an alien race in which the aliens call themselves The Visitors, and have a seemingly friendly agenda that may or may not be a cover for something more malevolent.
Cast

Elizabeth Mitchell
Erica Evans

Morena Baccarin
Anna

Morris Chestnut
Ryan Nichols

Joel Gretsch
Father Jack Landry

Laura Vandervoort
Lisa

Logan Huffman
Tyler Evans

Scott Wolf
Chad Decker

Christopher Shyer
Marcus

Charles Mesure
Kyle Hobbes

Mark Hildreth
Joshua