Mariska Hargitay revealed in a new documentary that her biological father is not Mickey Hargitay, the man who raised her, but rather singer Nelson Sardelli.

Mariska Hargitay revealed a decades-long secret about her biological father's identity in a new documentary called "My Mom Jayne."

Hollywood actress Mariska Hargitay opened up in her new documentary My Mom Jayne about discovering that Mickey Hargitay was not her biological father. The film explores the complex life of her mother,