Guest Stars Jon Huertas as Miguel Rivas Lonnie Chavis as Young Randall Pearson Jermel Nakia as Young William Gerald McRaney as Dr. Nathan "Dr. K" Katowski Virginia Kull as Samantha Brian Oblak as Joe Susan Blakely as Anne Chad Morgan as Alli Katowski Mike Bradecich as Peter Katowski Co Starring Mackenzie Hancsicsak as Young Kate Pearson Parker Bates as Young Kevin Pearson Vanessa Hernandez as Delivery Nurse John Gloria as Carl Erica Shaffer as Mother Stewart Skelton as Father Williams Fitz Houston as Teddy Kraig Dane as Fireman Rob Chester Smith as Tony Max Matenko as Charlie