Jerry London Director Jane Seymour Dr. Michaela `'Dr. Mike'` Quinn Actor, Executive Producer Joe Lando Byron Sully Actor Shawn Toovey Brian Cooper Actor Sara McRae Katie Sully Actor Jessica Bowman Colleen Cooper-Cook Actor Georgann Johnson Elizabeth Ann Weston Quinn Actor Vlasta Vrana Dr. Charles Cook Actor Brandon Douglas Dr. Andrew Cook Actor Elinor Donahue Rebecca Quinn Dickinson Actor Howard Braunstein Producer Beth Sullivan Executive Producer, Writer Michael Jaffe Executive Producer