In a great bit of meta casting, CBS’ Supergirl series has just added former Kryptonians Dean Cain and Helen Slater to its cast. Cain is of course known for his role as Clark Kent/Superman in ABC’s 1990s series Lois & Clark: The New Adventures of Superman, while slater played Kara Zor-El in the 1984 Supergirl film. There are, unfortunately, no […]