Diana Siefert officially joined the adult entertainment industry in 1992. During her stay, she was featured in a total of 8 erotic films performing under different genre. Diana appeared in the lesbian film Act Studio which was exclusively released by DBM Video. She had the chance to share the screen with Christoph Clark and Roberto Malone in the porn movie Drive In. Diana Siefert received a hot facial from Christoph Clark in Secrets of Mozart. You can see more of her impressive works in the porn series Gummiklinik Frau Dr. Monteil and Hot Shots of Angelica Bella.