Gary A. Marsh began his career as an actor after emigrating from England in 1963. A few years after his graduation from UCLA in 1971, he created Breakdown Services, Ltd., headquartered in California, as a service for talent agents and managers that synopsizes scripts for the purpose of casting. Offices are now located in Los Angeles, New York, Vancouver,Toronto, and London. Clients include every franshised talent agent on both coasts. Abreakdown is a description of all the speaking and nonspeaking roes, with an indication of the size of each role and where the character first appears in the script. There is a short synopsis of the plot and production information. A typical description read:
Georgia, female, junior in high school, 16 years of age. Please submit 16-18 to play 16. Attractive, ahtletic, plays a sport at school. She flirts with Sean at school and they begin to hang out. Please submit actor who is over 5′3. Hispanic.