- 2009: Joined the ninth season of ABC's reality series "Dancing with the Stars" as a contestant
- 2009: Co-starred with Joey Lawrence in the TV movie, "My Fake Fiance" on ABC's Family Channel
- 2007: Starred in the ABC Family Original Movie, "Holiday in Handcuffs," opposite Mario Lopez
- 2007: Directed the "Anger Cage" video for her husband Mark Wilkerson's band Course of Nature
- 2005: Helmed the 15-minute short, "Mute"; starred her younger sister, Emily
- 2003: Marriage to musician Mark Wilkerson was documented in a TV special titled "Tying the Knot"; produced by Hart's production company, Hartbreak Films
- 2002: Starred in the straight-to-video crime drama, "Backflash"
- 2001: Co-producing debut (with mother), the ABC biopic "Child Star: The Story of Shirley Temple"; Hart's younger sister Emily Ann played the title role as a teenager
- 2000: Made TV directorial debut with a January episode of "Sabrina, the Teenage Witch"; went on to direct additional episodes
- 2000: Played Sunlight Grrrl in the superhero comedy, "The Specials"
- 1999: Played the lead role in the teen comedy, "Drive Me Crazy"
- 1997: Provided the story for and starred in the NBC drama, "Surviving Mary"
- 1996: Created role of "Sabrina the Teenage Witch" in a Showtime movie
- 1996: Made dramatic acting debut in the TV movie, "Twisted Desire" (NBC)
- 1996: Starred in the sitcom "Sabrina, the Teenage Witch" (ABC, 1996-2000); retitled "Sabrina" when moved to The WB in fall 2000
- 1991: Starred on popular Nickelodeon series, "Clarissa Explains It All"
- 1989: Acted onstage with New York's Circle Rep company
- 1985: Made TV movie debut, as Florentyna, on "Kane and Abel" (CBS)
- 1980: First appeared on TV in a doll commercial at age four




