Kassin started her career as a nude model working for amateur photographers. One of her photographers came up with the name Katja that became her alias. After 3 years shooting model pictures she got in touch with the german pornstar Dru Berrymore
Katja was presented to Mark Spiegler, the boss for the agency Spiegler Girls who welcomed her into his crew of pornstars. Katja shot her first adult movie in 2003 and has then been very active.
Katja Kassin is known for penchant for anal sex and performs anal sex in almost every scene she does. She is also possess the ability to deep throat cocks as well as taking two cocks up her round ass at the same time, referred to as
double anal.
One that has seen many movies with Katja Kassin will notice that her tits at one point gets bigger, it's because she had a 350cc breast implant injected through her nipple in June 2007.