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 Virginia Grey Guest Star Ann MacRae Guest Star Dave Willock Guest Star Irene Tedrow Guest Star Charles Herbert Guest Star Eddie Rosson Guest Star Pamelyn Ferdin Guest Star Edmund L. Hartmann Producer James V. Kern Director