Jack S. Sidney, the founder of Video Casting Service, the first non-union casting company in Hollywood, died Feb. 17 of natural causes at Providence St. Joseph’s Medical Center. He was 61.Sidney started Video Casting in the 1970s. He worked on the films “Rocky,” “Sgt. Pepper’s Lonely Hearts Club Band” and “Love at First Bite,” among others. He also produced a tribute to Billie Holliday at the Hollywood Bowl in August 1979. Sidney was the fictional Harvey Hollywood for Casting Call magazine. He is survived by a son and daughter, a brother, a sister and three grandchildren.