Charlie Sheen has been accused of pulling a knife on his dentist.

Charley Gallay

Charlie Sheen's dentist office is claiming that the actor pulled a knife on his dentist and for assaulted his dental technician. He was getting treatment for an abscess when a dental technician tried to put a mask over his face to give him laughing gas when Sheen suddenly started flailing his arms and hit her.

According to TMZ, the dentist then told police that Sheen pulled a knife on him.

The reason being, according to Sheen's bodyguard: the actor was high on rock cocaine.

Charlie Sheen's lawyers are saying that the story is just a lie. Sheen called the dental tech "a jobless...desperate troll".