Totals are U.S. box office only. SF and genre-related films in bold.

Placement & Studio…Extended Weekend Total…# of Showings…Total to-date Accumlative

1. National Treasure: Book of Secrets (BV)…$54,540,535…3,832…$142,943,238

2. Alvin and the Chipmunks (Fox)…$41,257,874…3,484…$153,632,443

3. I Am Legend (WB)…$39,054,337…3,636…$206,129,574

4. Charlie Wilson’s War (Uni)…$18,964,880…2,575…$41,703,310

5. Juno (Fox/S)…$16,088,793…1,019…$31,470,011

6. The Water Horse: Legend of the Deep (Son/R)…$14,070,469…2,772…$21,681,680

7. Alien Vs. Predator – Requiem (Fox)…$13,655,306…2,611…$30,485,323

8. P.S. I Love You (WB)…$13,604,006…2,464…$27,901,562

9. Sweeney Todd: The Demon Barber of Fleet Street (P/DW)…$11,890,622…1,249…$30,609,858

10. Enchanted (BV)…$9,764,256…2,262…$113,913,026

Source: Box Office Mojo