Fred MacMurray Steve Douglas Actor Don Grady Robbie Douglas Actor Stanley Livingston Chip Douglas Actor William Demarest Uncle Charlie O'Casey Actor Barry Livingston Ernie Douglas Actor Tina Cole Katie Miller Douglas Actor Joan Tompkins Guest Star Barry Brooks Guest Star Ricky Allen Guest Star Julia Benjamin Guest Star Leon Ames Guest Star Kevin Brodie Guest Star Jim Henaghan Guest Star Jennifer Edwards Guest Star Patrick Lilly Guest Star Marilyn Ware Guest Star Betty Lynn Guest Star Joan Vohs Guest Star Sarah Selby Guest Star Tammy Marihue Guest Star Edmund L. Hartmann Producer Fred Henry Producer Frederick De Cordova Director