Ralph Graves was a film actor, director, and screenwriter known for his work in silent films. Born on January 23, 1900 in Cleveland, Ohio, Graves is credited for approximately ninety films between the 1910s and 1940s, including the first film produced by Howard Hughes, Swell Hogan (1926). He retired in 1949, the same year of his last film, Joe Palooka and the Counterpunch. Graves died on January 10, 1977 in Santa Barbara, California.

Sources:

American silent film actor, director, and producer Marshall Neilan was born on April 11, 1891 in San Bernadino, California to Mary Blanche Brown and Michael Ambrose Neilan. He is most known for his work directing early Mary Pickford films in the 1910s. Neilan spent majority of his career working for Twentieth Century-Fox Film Corporation from 1944 to 1957.

J. Clyde Barcus was born December 27, 1889 in Huntington, Cable County, West Virginia. He attended Pikesville Collegiate Institute in Kentucky, where he studied for a degree in mining engineering. His studies were temporarily suspended, however, when Clyde followed his father Clyde Sr., who operated a coal mine at the time, to Goldfield, Nevada after the gold rush of 1906. Their hoped-for mine never came to be, and Clyde Sr.