Film editor in Hollywood from 1933 (William Lang's MEET THE BARON at MGM). He worked as associate film editor for GONE WITH THE WIND (1939), REBECCA (1940), and SINCE YOU WENT AWAY (1944); he was supervising editor for LADY OF BURLESQUE (1943), YOUNG WIDOW and THE STRANGE WOMAN (both 1946), DISHONORED LADY (1947), and A FAREWELL TO ARMS (1957). Some of his other notable editing credits, alone or in collaboration, include A STAR IS BORN, THE PRISONER OF ZENDA and NOTHING SACRED (all 1937), TOPPER RETURNS and THE CHOCOLATE SOLDIER (both 1941), TORTILLA FLAT and KEEPER OF THE FLAME (both 1942), ABOVE SUSPICION (1943), UP IN ARMS (1944), PARIS UNDERGROUND (1945), LURED (1947), WALK A CROOKED MILE (1948), THE RED DANUBE (1949), ANNIE GET YOUR GUN (1950), GO FOR BROKE! (1951), WESTWARD THE WOMEN and SCARAMOUCHE (both 1952), ROGUE COP (1954), SCENT OF MYSTERY (1960), THE IMPOSSIBLE YEARS (1968), and TORA! TORA! TORA! (1970). During the mid-1950s, Newcom tried his hand at producing, action as associate or supervising producer for TRIAL (1955), SOMEBODY UP THERE LIKES ME (1956), THE WINGS OF EAGLES and UNTIL THEY SAIL (both 1957), and THE INN OF THE SIXTH HAPPINESS (1958).  Film Editing 1939: GONE WITH THE WIND (w. Hal C. Kern)  Nominated for Film Editing 1944: SINCE YOU WENT AWAY (w. Hal C. Kern)  Nominated for Film Editing 1950: ANNIE GET YOUR GUN  Nominated for Film Editing 1970: TORA! TORA! TORA! (w. Pembroke J. Herring & Inoue Chikaya) 4 nominations, 1 Award