Caroline Gilchrist Rhea (born April 13, 1964) is a stand-up comedienne, host, panelists and actress. She's had her own television shows, two of which were Sabrina, the Teenage Witch (in which she played Aunt Hilda Spellman) and The Biggest Loser (of which she was the hostess for the first three seasons before Alison Sweeney proceeded her); she's had her own talk show (replacing previous host Rosie O'Donnell); she's appeared in films such as Mom's Got a Date with a Vampire and Christmas with the Kranks; she has appeared on game shows and other competitive shows. In addition, she hosted three documentaries for GSN, all focusing on three decades of game shows (70s, 80s & 90s). Rhea is also a frequent panelists on the Canadian version of Match Game on The Comedy Network. These days, Caroline is also active in cartoon character voicing and is currently the voice of Linda Flynn-Fletcher on the Disney Channel animated series, Phineas and Ferb.
In 2013, She is currently hosting Family Feud Live! at The Enmax Corral Show in Calgary, Canada. Making her the first woman to host an official iteration of the classic game show.