His production credits included Dangerous Liaisons, Child's Play, and The Great Gatsby and several movies featuring Burt Reynolds.
[1] Soon after graduation from USC, he answered an employment ad for an interpreter at MGM Studios, and later became an uncredited assistant director for the 1954 film, Bhowani Junction, directed by George Cukor.
[1] He became a second director for numerous MGM films while at the studio: Blackboard Jungle, The Prodigal, It's Always Fair Weather, Love Me or Leave Me, The Tender Trap, I'll Cry Tomorrow, A Catered Affair, Kismet, Tea and Sympathy and Raintree County.
[1] Moonjean collaborated to produce or co-produce many films starring Burt Reynolds, including The End in 1978, Hooper in 1978, Smokey and the Bandit II in 1980, Paternity in 1981, Sharky's Machine in 1981, and Stroker Ace in 1983.
[1] In 1975, Moonjean was announced as producer of The Bryna Company film Something Wicked This Way Comes, when it was set to be distributed through Paramount Pictures, but he eventually left the project.