Annette O'Toole is an American actress with a career spanning decades, recognized for playing Martha Kent, adoptive mother of Clark Kent, on the long-running series 'Smallville'. She also had a role in the original 1990 television adaptation of Stephen King's 'It'. O'Toole has built a steady career across film and television since the 1970s, moving comfortably between drama, horror, and family television. Her work on 'Smallville' introduced her to a new generation of viewers. Read more