Diana Muldaur was a later addition to the cast as Dr. Alice Foley, Joe Gardner's new romantic interest. Amanda Peterson played Joe Gardner's granddaughter Sunny Sisk and Trey Ames played Gardner's grandson, David Sisk.
Diana Muldaur joined the cast as Dr. Alice Foley, Joe Gardner's new romantic partner. Amanda Peterson portrayed Joe Gardner's granddaughter, Sunny Sisk, and Trey Ames took on the role of his grandson, David Sisk.