[2][3] In addition, he has worked on numerous major motion pictures, including Resident Evil: Apocalypse and FeardotCom,[4] and commercials for companies like Toyota and Energizer.
He spent time in multiple departments, including the visual effects unit, gaining experience that later served him well on effects-heavy projects.
[6][7] His first professional credit was as an on the Rainer Werner Fassbinder film Lili Marleen, where he served as an assistant and cameraman to director of photography Michael Ballhaus.
In 1984, Sebaldt relocated to Los Angeles and began work on numerous projects, including music videos and television commercials.
Around this time, he became a regular collaborator of director Sean McNamara, shooting films like Galgameth, Casper: A Spirited Beginning, P.U.N.K.S., and Race to Space.