Here we have the films from 2006 broken down into my order of favorite music score, best to worst. The order of the items isn’t too definitive in much of the bottom half of the list.

1. Mission: Impossible III (Michael Giacchino)
2. X-Men: The Last Stand (John Powell)
3. Superman Returns (John Ottman)
4. The Three Burials Of Melquiades Estrada (Marco Beltrami)
5. Ice Age: The Meltdown (John Powell)
6. Lucky Number Slevin (Joshua Ralph)
7. The Illusionist (Philip Glass)
8. The Fountain (Clint Mansell)
9. Perfume - The Story Of A Murderer (Tom Tykwer, Reinhold Heil & Johnny Klimek)
10. Casino Royale (David Arnold)
11. United 93 (John Powell)
12. Happy Feet (John Powell)
13. The Omen (Marco Beltrami)
14. Little Miss Sunshine (Mychael Danna)
15. All The King’s Men (James Horner)
16. World Trade Center (Craig Armstrong)
17. Pirates Of The Caribbean: Dead Man’s Chest (Hans Zimmer)
18. Underworld Evolution (Marco Beltrami)
19. Eight Below (Mark Isham)
20. The Descent (David Julyan)
21. Rocky Balboa (Bill Conti)
22. Inside Man (Terence Blanchard)
23. Notes On A Scandal (Philip Glass)
24. Over The Hedge (Rupert Gregson-Williams)
25. Eragon (Patrick Doyle)
26. Saw III (Charlie Clouser)
27. Monster House (Douglas Pipes)
28. Basic Instinct 2 (John Murphy)
29. The Nativity Story (Mychael Danna)
30. A Scanner Darkly (Graham Reynolds)
31. The Pink Panther (Christophe Beck)
32. Thank You For Smoking (Rolfe Kent)
33. We Are Marshall (Christophe Beck)
34. The Black Dahlia (Mark Isham)
35. Apocalypto (James Horner)
36. Cars (Randy Newman)
37. Night At The Museum (Alan Silvestri)
38. The Grudge 2 (Christopher Young)
39. School For Scoundrels (Christophe Beck)
40. Lady In The Water (James Newton Howard)
41. Flags Of Our Fathers (Clint Eastwood)
42. Blood Diamond (James Newton Howard)
43. Pan’s Labyrinth (Javier Navarrete)
44. Letters From Iwo Jima (Kyle Eastwood & Michael Stevens)
45. Black Christmas (Shirley Walker)
46. Charlotte’s Web (Danny Elfman)
47. Stranger Than Fiction (Britt Daniel & Brian Reitzell)
48. Slither (Tyler Bates)
49. Art School Confidential (David Kitay)
50. The Proposition (Nick Cave, Warren Ellis)
51. Flushed Away (Harry Gregson-Williams)
52. The Pursuit Of Happyness (Andrea Guerra)
53. Turistas (Paul Haslinger)
54. The Devil Wears Prada (Theodore Shapiro)
55. Silent Hill (Jeff Danna)
56. The Sentinel (Christophe Beck)
57. The Da Vinci Code (Hans Zimmer)
58. Little Children (Thomas Newman)
59. Bobby (Mark Isham)
60. The Queen (Alexandre Desplat)
61. Children Of Men (John Tavener)
62. An American Haunting (Caine Davidson)
63. Firewall (Alexandre Desplat)
64. Deja Vu (Harry Gregson-Williams)
65. 16 Blocks (Klaus Badelt)
66. Failure To Launch (Rolfe Kent)
67. Final Destination 3 (Shirley Walker)
68. Catch A Fire (Philip Miller)
69. The Return (Dario Marianelli)
70. Stick It (Mike Simpson)
71. V For Vendetta (Dario Marianelli)
72. The Lake House (Rachel Portman)
73. Flyboys (Trevor Rabin)
74. The Holiday (Hans Zimmer)
75. Borat - Cultural Learning Of America… (Erran Baron Cohen)
76. Idiocracy (Theodore Shapiro)
77. Trust The Man (Clint Mansell)
78. The Wild (Alan Silvestri)
79. The Hills Have Eyes (tomandandy)
80. Running With Scissors (James S. Levine)
81. Fast Food Nation (Friends Of Dean Martinez)
82. Pulse (Elia Cmiral)
83. The Wicker Man (Angelo Badalamenti)
84. The Departed (Howard Shore)
85. Conversations With Other Women (Jeff Eden Fair & Starr Parodi)
86. Click (Rupert Gregson-Williams)
87. Nacho Libre (Danny Elfman)
88. Keeping Up With The Steins (John Debney)
89. Scary Movie 4 (James L. Venable)
90. Garfield: A Tail Of Two Kitties (Christophe Beck)
91. Talladega Nights: The Ballad Of Ricky Bobby (Alex Wurman)
92. My Super Ex-Girlfriend (Teddy Castellucci)
93. Open Season (Ramin Djawadi)
94. Man Of The Year (Graeme Revell)
95. Employee Of The Month (John Swihart)
96. Stay Alive (John Frizzell)
97. Snakes On A Plane (Trevor Rabin)
98. The Night Listener (Peter Nashel)
99. The Covenant (tomandandy)
100. Find Me Guilty (Jonathan Tunick)
101. The Break-Up (Jon Brion)
102. Clerks II (James L. Venable)
103. RV (James Newton Howard)
104. Accepted (David Schommer)
105. You, Me & Dupree (Theodore Shapiro)
106. The Pretige (David Julyan)
107. Ultraviolet (Klaus Badelt)
108. Night Watch (Yuri Poteyenko)
109. Date Movie (David Kitay)
110. Friends With Money (Craig Richey)
111. The Good German (Thomas Newman)
112. The Science Of Sleep (Jean-Michel Bernard)
113. Crank (Paul Haslinger)
114. Poseidon (Klaus Badelt)
115. Miami Vice (John Murphy, Klaus Badelt)
116. The Last Kiss (Michael Penn)
117. The Good Shepherd (Bruce Fowler & Marcelo Zarvos)
118. Babel (Gustavo Santaolalla)
119. For Your Consideration (Christopher Guest & Eugene Levy)
120. Hollywoodland (Marcelo Zarvos)
121. District B13 (Da Octopuss, Bastide Donny, Damien Roques)
122. Dreamgirls (Henry Krieger - though if I were to be technical, it’s really non-original music)

Disqualified, due to non-original music:

• Marie Antoinette (Was there original score? Not sure.)
• Scoop (Though I think regular Woody Allen composer Dick Hyman had some involvement, this film was scored with classical music from Tchaikovsky to Straus to Grieg)