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LOS ANGELES (AP) -- Adrian Pasdar has pleaded not guilty to a misdemeanor drunken driving charge.

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The "Heroes" actor entered the plea through his attorney and did not attend a court hearing on Wednesday. His case is scheduled for a pretrial hearing on March 15.

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Pasdar was arrested Jan. 27 after authorities say they spotted the 44-year-old swerving and speeding on a Los Angeles freeway.

Pasdar plays Nathan Petrelli on the NBC show "Heroes." He is married to Dixie Chicks singer Natalie Maines.

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A phone message left for Pasdar's attorney, Michael Nasatir, was not immediately returned Wednesday.