Diane Nierenberg is a Spanish-American actress originally from Madrid, Spain, now splitting her time between Madrid and Los Angeles. Much of her acting career developed in LA, where she trained with Lesly Kahn & Co. and Doug Warhit, building a performance style rooted in emotional truth, instinct, and specificity.

She has appeared in films including Xanadu Hellfire, One in a Blue Moon, and Blue Murder. Drawn to psychologically complex characters, Diane brings depth, vulnerability, and quiet intensity to her work, with a particular affinity for drama, thriller, fantasy, and sci-fi stories.