found: Data from International Film Exchange for The Belle of Amherst [MP] 1983, c1976 (a.e.) (Charles Dubin; film director)
found: The Manions of America, 1997: credits (Charles S. Dubin)
found: IMDb, Aug. 14, 2006 & Oct. 25, 2010 (Charles S. Dubin; b. Feb. 1, 1919, New York, N.Y.; sometimes credited as Charles Dubin; director, producer, actor)
found: The belle of Amherst, 1976 : credits (Charles S. Dubin, director)
found: Los Angeles times WWW site, Sept. 7, 2011 (Charles S. Dubin; b. Feb. 1, 1919, New York City; d. Monday [Sept. 5, 2011], Brentwood [Calif.], at 92; television director)