NIKITA (The CW) - Shane West ("ER") has booked the male lead on the drama pilot, about an assassin for a top-secret government organization who goes rogue (Maggie Q) and the new assassin who is trained to replace her. He'll play Michael, the agent in charge of recruitment sent to bring in the rogue Nikita. Danny Cannon is helming the hour from a script by Craig Silverstein. Warner Bros. Television is producing.