	In 1940, Waldy was approached to act in "Zoebaida", a film directed by Njoo Cheong Seng for Oriental Film. He accepted the role, and also served as songwriter for the film. Over the next three years he took a variety of film roles for Star Film, including "Ajah Berdosa", "Lintah Darat", "Tjioeng Wanara", and "Pah Wongso Tersangka" (all 1941).