Name	Known for
Fred MacMurray Steve Douglas Steve Douglas See fewer	Double Indemnity (1944)
William Demarest Uncle Charley O'Casey Uncle Charley O'Casey See fewer	Mr. Smith Goes to Washington (1939)
Don Grady Robbie Douglas Robbie Douglas See fewer	My Three Sons (1960)
Stanley Livingston Chip Douglas Chip Douglas See fewer	My Three Sons (1960)
Barry Livingston Ernie Thompson Douglas Ernie Thompson Douglas See fewer	Notorious Nick (2021)
Tina Cole Katie Miller Douglas Katie Miller Douglas See fewer	Hawaiian Eye (1959)
Beverly Garland Barbara Harper Douglas Barbara Harper Douglas See fewer	The Alligator People (1959)
Dawn Lyn Dodie Harper Douglas Dodie Harper Douglas See fewer	Walking Tall (1973)
Eleanor Audley Mrs. Vincent Mrs. Vincent See fewer	Sleeping Beauty (1959)
David Brandon Joe Gutherie Joe Gutherie See fewer	State Fair (1962)
Jean Cook Sylvia Anderson Sylvia Anderson See fewer	Lux Video Theatre (1950)
John Gallaudet Bob Anderson Bob Anderson See fewer	In Cold Blood (1967)
Mary Ann Gibson Margaret Gutherie Margaret Gutherie See fewer	Highway to Heaven (1984)
Allan Gruener George Price George Price See fewer	Underworld U.S.A. (1961)
Shela Moor Mrs. Price Mrs. Price See fewer	My Three Sons (1960)