According to the New York Post, Metcalfe, 28, entered a rehabilitation clinic last Tuesday in Los Angeles.
The actor, who is dating singer Nadine Coyle from the group Girls Aloud, voluntarily entered the treatment centre after partying Monday at Hollywood’s Hotel Mondrian.
A spokesperson for the young star of the television series Desperate Housewives confirmed the news, and asked that the media respect his client’s privacy during this difficult time.
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