Numerous supporting characters have been given expansive and recurring appearances in the progressive storyline, including: L. Scott Caldwell as Rose Henderson, Mira Furlan as Danielle Rousseau, Kimberley Joseph as Cindy, Fredric Lane as Edward Mars, William Mapother as Ethan Rom, Daniel Roebuck as Leslie Arzt and John Terry as Christian Shephard. Ana Lucia Cortez, played by Michelle Rodriguez, made her first appearance this season, and she became a major character during the second season.