Alex is the confident foster sister of Kara. Fascinated by Kara’s powers from a young age, Alex developed a lifelong obsession with science which inspired her to become a doctor.
Plus she has L-E-X in her name, so you know she’s going to be bad, right?
Leigh joins Melissa Benoist, Mehcad Brooks, Laura Benanti, David Harewood, and Calista Flockhart in the pilot, which is set to start filming in Los Angeles soon.
You can read some more Supergirl news that came out today at our general TV news site, KSiteTV.
On TalkVille, the reality of the current status of the Smallville animated project was discussed.
John Schneider has been added to the 2025 Salute to Smallville convention in Chicago from…
Annette O'Toole discusses her biggest regret from her time on Smallville.
John Glover and Adrianne Palicki will be attending the 2025 Salute to Smallville convention.
Director Jeannot Szwarc, who helmed over a dozen episodes of Smallville in addition to the…
Writer Bryan Q. Miller has revealed that Smallville almost had a "female JLA" episode.
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