Name the cast

A trivia game, the name of one key cast member is omitted in each case:
Name the film:
1. Laura Linney, Paul Giamatti, Ed Harris, Harry Shearer, Holland Taylor
2. Judd Hirsch, Anthony Rapp, Russell Crowe, Ed Harris, Paul Bettany, Adam Goldberg, Josh Lukas
3. Shia LeBouf, Bridget Moynahan, Chi McBride, Bruce Greenwood, Will Smith, James Cromwell
4. Donald Sutherland, Ethan Suplee, Nicole Kidman, Phillip Seymour Hoffman, Jude Law, Ray Winstone, Philip Seymour Hoffman, Giovanni Ribisi, Natalie Portman, Jack White, Brendon Gleason
5. Amanda Peete, Jeffrey Wright, George Clooney, Tim Blake Nelson, Chris Cooper
6. Marcia Gay Harden, Claire Forlani, Jeffery Tambour, Brad Pitt
7. Gene Hackman, John Voight, Jack Black, Regina King, Barry Pepper, Jason Lee, Lisa Bonnet
8. Greg Kinnear, Janeane Girafolo, Ben Stiller, William H. Macy, Geoffrey Rush, Claire Forlano
9. Tilda Swenson, Chris Cooper, Maggie Gyllenhall, Ron Livingston, Meryl Streep, Judy Greer
10. Michael Clarke Duncan, Amy Adams, John C. Rilley, Jane Lynch, Gary Coleman
11. Martin Sheen, Tom Hanks, Amy Adams, Jennifer Garner, Christopher Walken
12. Meryl Streep, John Voight, Kimberly Elise, Liev Schreiber, Jeffrey Wright
13. Danny DeVitto, Michael Keaton, Jan Hooks, Chris Walken
14. Phillip Seymour Hoffman, James Rebhorn, Gwenyth Paltrow, Jude Law, Cate Blanchett
15. Robert De Niro, Ethan Hawke, Gwenyth Paltrow, Chris Cooper
16. Steve Zahn, Dave Chapelle, Tom Hanks, Parker Posey, Greg Kinnear
17. Chris O'Donnell, Oliver Platt, Peter Sargasaard, Laura Linney, John Lithgow, Liam Niesson, Tim Curry
18. Tommy Lee Jones, Drew Barrymore, Jim Carrey, Chris O'Donnell, Nicole Kidman
19. Kurt Russell, Richard Dreyffus, Jacinda Barrett, Emma Rossum, Josh Lukas, Andre Braughter
20. Rene Russo, Zoey Deschannel, Stanley Tucci, Jason Lee, Stanley Tucci, Ben Foster, Dennis Farina, Janeane Girafolo