Name	Known for
Fred MacMurray Steve Douglas Steve Douglas See fewer	Double Indemnity (1944)
William Frawley Michael Francis 'Bub' O'Casey Michael Francis 'Bub' O'Casey See fewer	I Love Lucy (1951)
Tim Considine Mike Douglas Mike Douglas See fewer	My Three Sons (1960)
Don Grady Robbie Douglas Robbie Douglas See fewer	My Three Sons (1960)
Stanley Livingston Chip Douglas Chip Douglas See fewer	My Three Sons (1960)
Meredith MacRae Sally Ann Morrison Sally Ann Morrison See fewer	Bikini Beach (1964)
Barry Livingston Ernie Thompson Ernie Thompson See fewer	Notorious Nick (2021)
Buck Taylor Howard Sears Howard Sears See fewer	Cowboys & Aliens (2011)
Indus Arthur Francie Sears Francie Sears See fewer	MAS*H (1970)
Jocelyn Brando Dr. Maguire Dr. Maguire See fewer	The Big Heat (1953)
Robert Shayne Mr. Marfield Mr. Marfield See fewer	Christmas in Connecticut (1945)
Templeton Fox Mrs. Marfield Mrs. Marfield See fewer	Tony Rome (1967)
Charlotte Stewart Young Wife Young Wife See fewer	Eraserhead (1977)
Joseph Walsh Young Husband (as Joey Walsh) Young Husband (as Joey Walsh) See fewer	California Split (1974)
Freeman Lusk Judge Judge See fewer	Adventures of Superman (1952)
David Brandon Mr. Kramer Mr. Kramer See fewer	State Fair (1962)