Walt Peregoy began at Disney Studio in 1943 in the Layout and Background. In the late 40s he worked with Eyvind Earle on backgrounds for Sleeping Beauty He went on to do backgrounds and color styling on Sword in the Stone and 101 Dalmatians. He moved to Format Films and styled the TV series The Lone Ranger and did layout, storyboard and backgrounds on the show Duckworks. At Hanna-Barbera he was Background Supervisor on Penelope Pitstop, Motor Mouse and Dastardly and Muttly. He also worked on The Three Musketeers and CyranoD' Bergerac. At Chuck Jones Films he painted the backgrounds for Santa and the Three Bears.