UFC 66: Liddell vs. Ortiz was a mixed martial arts event held by the Ultimate Fighting Championship on December 30, 2006. UFC 66's main event was a championship fight with two of the UFC's biggest light heavyweight stars, Light Heavyweight Champion Chuck Liddell defending his title against former champion Tito Ortiz.

Cast

Chuck Liddell

Self

Tito Ortiz

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Keith Jardine

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Forrest Griffin

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Jason MacDonald

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Chris Leben

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Andrei Arlovski

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Michael Bisping

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Eric Schafer

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Thiago Alves

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Tony DeSouza

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Gabriel Gonzaga

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