Grandfather of Ricardo Trêpa .Since the year 2001 he is the oldest movie director in activity.Biography in: John Wakeman, editor. "World Film Directors, Volume One, 1890-1945". Pages 832-837. New York: The H.W. Wilson Company, 1987.Member of the jury at the Venice Film Festival in 1981.Manoel and Maria Isabel (b. 1918) are parents of two boys named Manuel Casimiro de Oliveira (b. December 21st 1941) and José Manuel de Oliveira (b. June 4th 1944) and two girls named Isabel Maria de Oliveira (b. June 29th 1947) and Adelaide Maria de Oliveira (b. October 10th 1948).Grandfather of Ricardo Trêpa , Susana Trêpa, Jorge Trêpa (Adelaide's children), David, b. 1974 (Manuel Casimiro's son) and Filipe (José Manuel's son).When he was 20, he studied in Actors School of Cinema.Brother of Casimiro de Oliveira.Son of Franciso José de Oliveira and Cândida Ferreira Pinto.