» See also, Pater familias. "Pater Familias", or "Pater Families" is the third season finale of Ghost Whisperer, it originally aired on May 16, 2008 on CBS in United States. All main cast appears in the final episode of season three. Plot A series of bodily possessions reveals the truth behind Melinda's family, including why her father vanished and why her mom kept the truth a secret. Acting Main castJennifer Love Hewitt as Melinda GordonDavid Conrad as Jim ClancyCamryn Manheim as Delia Banksan… (More on Paterfamilias)