...Actors In Roles Perfectly Cast As Family (And Such)

1. Kyra Sedgewick and Julia Roberts as sisters in Something to Talk About
2. Patty Duke and Ned Beatty as Meg Ryan's parents in Prelude to a Kiss
3. MacKenzie Astin and Juliette Lewis as the children of Jeff Daniels and Debra Winger from Terms of Endearment - in it's sequel, The Evening Star
4. River Phoenix as the Young Indiana Jones/Harrison Ford in The Last Crusade
5. Beau and Jeff Bridges in The Fabulous Baker Boys (I'm not entirely joking)