Claim: Pola Kinski's half siblings Nastassja Kinski and Nikolai Kinski also acted just like their father Klaus Kinski, although they barely saw each other while growing up.
Evidence: Pola is the half sister of Nastassja Kinski, an actress, and Nikolai Kinski, an actor. They barely saw each other while growing up. The daughter of the German actor Klaus Kinski, she published her autobiography in 2013. 
Pola, Nastassja and Nikolai Kinski