Adrianne Palicki is an American actress. Adrianne Palicki is best known for her role as Tyra Collette on the NBC television series Friday Night Lights.

Adrianne Palicki appeared in the pilot Aquaman as the evil Siren, but the show was not picked up for series by the CW network.

She was a series regular on the first three seasons of NBC`s much acclaimed Friday Night Lights, portraying the character of Tyra Collette. In 2010, she returns for the final two episodes of the series.