Robert Carradine has died at age 71. He took his own life. The actor is best known for his roles in The Long Riders, Revenge of the Nerds, and Lizzie McGuire. A beloved member of the storied clan of actors, Robert was the bedrock of his family, according to surviving older brother Keith Carradine. But he struggled for two decades with Bipolar Disorder and ultimately it got the best of him. The family issued this statement to Deadline: “It is with profound sadness that we must share that our beloved father, grandfather, uncle, and brother Robert Carradine has passed away....