Special Guest Stars Jennie Garth as Kelly Taylor Shannen Doherty as Brenda Walsh Guest Stars Jessica Lowndes as Adrianna Tate-Duncan Adam Gregory as Ty Collins Kellan Lutz as George Evans Cherilyn Wilson as Morgan McKellan Chantelle Barry as Nina Brandon Michael Vayda as Mike Joe E. Tata as Nat Bussichio Meghan Markle as Wendy Michael Piccirilli as Antonio Garrett Linda Gray as Victoria Brewer