Judith Hoag is an American actress whose roles include April O'Neil in the 1990 live-action film, Teenage Mutant Ninja Turtles.

For Disney, she portrayed Gwen Piper in the Disney Channel television film, Halloweentown and Denise Chappel in Armageddon. She also played Tandy Hampton in Nashville, Sarah's mom in I Am Number Four, and Cynthia Hamilton in the ABC TV show, Castle.

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