"I joined the BJP as I was influenced by the ideology of Prime Minister Narendra Modi. I do not know anything about the ideology of Chief Minister Naveen Patnaik," Ray said in an apparent dig at the CM.
The BJP is happy to have Ray in the party, Pradhan said, adding that she will helping strengthening the party's base in the state.
Two other popular Odia actors Mihir Das and Anu Choudhury had joined the saffron party last month.
Ray, one of the acclaimed actors of Odia film industry, has worked in Bengali films too.
She recently ruffled feathers in the industry by questioning the choices of the jury members of the 28th State Films Awards.
Ray, who was awarded the 'Best Performing Actress Award' for her performance in 'Dele Dhara Katha Sare', said she had expected an award for her other film 'Chini'.
The 55-year-old actor made her debut in 'Sesha Shrabana' in 1976.
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