Barry O'Neil was a film director and writer. His real name was Thomas J. McCarthy. He directed several Thanhouser films including the production company's first two-reeler, Romeo and Juliet. He went on to work for Lubin and then World Film Corporation.

The Actor's Children is a 1910 American silent short drama written by Lloyd Lonergan and produced by the Thanhouser Company in New Rochelle, New York. The film features Orilla Smith, Yale Boss, Frank Hall Crane and Nicholas Jordan. The production was not the first film subject by the company, but it was the first to be released. Both Barry O'Neil and Lloyd B. Carleton have been credited as the director of the production. Edwin Thanhouser stated that 19 copies of the film were produced and distributed to dealers.