These people have appeared on the show (in order of appearance):

Marla Sokoloff, Nikki Cox, Rue McClanahan, Keri Russell, Lindsay Price, Kathy Ireland, Kelly Packard (twice), Hillary Tuck (three), Phyllis Diller, Micky Dolenz (twice), Billy Vera, Darlene Vogel (four), Kathy Kinney, Mena Suvari (twice), Robin Leach, Rebecca Herbst, Nancy Kerrigan, Yasmine Bleeth, Robert Goulet, Kelly Packard, Leon White (Vader) (three), Brittany Murphy (twice), Peter Tork (twice), Richard Karn, Davy Jones, Lindsey McKeon (twice), Charisma Carpenter, Wesley Jonathan, Larisa Oleynik (three), John O'Hurley (twice), Tom Bosley, Pat Morita, Debbe Dunning, Staci Keanan, Andrew Keegan, Dick Van Patton, Jon Ernst, Chris Hardwick, Earl Hebner, Jake "The Snake" Roberts, Soupy Sales, Bernie Kopell, Ted Lange, Candace Cameron Bure, Melissa Joan Hart, Jennifer Love Hewitt, Jonathan Jackson (twice), Fred Savage, Alexandra Adi, Mick Foley, The Dahm triplets, Nicole Eggert, and also Zachery Ty Bryan and Annette O'Toole.
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