DC Comics character Indigo is set to debut on the super hero thriller Supergirl . Laura Vandervoort played the role of Kara/Supergirl on “Smallville,” that role is now, of course, played by Melissa Benoist on the CBS series, has been tapped for the recurring role of Indigo , described by producers as a living, strong-willed supercomputer that was sentenced to Fort Rozz after turning against the people of Krypton. Now on Earth, Indigo will let nothing stand in her way. Please Leave A Comment-