Speaking to a newspaper, she has declined to name that MP, but only said he was an appointed MP.
Meanwhile, Geetha has acted in a film after 15 years, according to reports reaching Sri Lanka Mirror.
She has said that she would not act in tele dramas even if she was paid Rs. 10 million.
Geetha also said she had first been invited to enter politics when whe was acting in films adapted from writings of the late Ranasinghe Premadasa.