Bonaduce told The News Tribune the fan asked him if she could kiss him and then latched onto his cheek for about a minute until others pulled her off of him.
The woman was taken into custody, but Bonaduce doesn't plan to press charges.
His face still had a bright red mark on Saturday, a day after the incident.
He said police officers came to his hotel room on Saturday to photograph and measure the wound. His wife, Amy, said her husband was treated with antibiotics.
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