Shirley Jones Shirley Patridge Actor David Cassidy Keith Partridge Actor Susan Dey Laurie Partridge Actor Danny Bonaduce Danny Partridge Actor Brian Forster Christopher Patridge Actor Suzanne Crough Tracy Partridge Actor Dave Madden Reuben Kinkaid Actor Bert Convy Richard Lawrence Guest Star Jodie Foster Julie Lawrence Guest Star Dennis Lee Smith The Waiter Guest Star