Leonardo DiCaprio isn't the only actor in his family! The Oscar winner's father, George DiCaprio, has a cameo in Paul Thomas Anderson's coming-of-age film, and his son spoke with ET's Rachel Smith about how he landed the part. «I haven't seen it yet but my dad, George DiCaprio, has a cameo in a Paul Thomas Anderson movie!» Leo told ET on Sunday at the New York City premiere of his own film,. «Today was a good day.»P.T.