The Central Crime Branch probing the drug abuse in the Kannada film industry, on Tuesday arrested actress Sanjjanaa Galrani, sister of actress Nikki Galrani.

The development comes in the wake of city police arresting actress Ragini Dwivedi for supplying drugs to people at high-end parties in the city.

Galrani was arrested at the end of a CCB raid at her Indira Nagar residence in Bangalore early this morning, they said. She was taken to the CCB office for interrogation.

"After obtaining a search warrant from the court, the searches were conducted at Sanjjanaa's house," the Bengaluru Joint Commissioner of Police Sandeep Patil said.

So far the Bengaluru police have arrested 13 people including actress Ragini Dwivedi, party planner Viren Khanna, alleged drug peddlers Loum Pepper Samba, Rahul Tonse, Prashanth Ranka and Niyaz in connection with the case.

According to CCB, Galrani was under its radar ever since her friend Rahul Shetty,was booked in connection with the drug case, they added.

Rahul Shetty was a 'marketing agent' who organized private parties across various locations in Bengaluru and overseas. He brings celebrities to the parties and also arrange drugs for them. He then acquire a commission from the profits that were being made . It is said he and Sanjjanaa knew each other well and had attended numerous parties together.

Sanjjanaa was born in Bengaluru. She made her film debut in a Tamil movie 'Oru Kadhal Seiveer' in 2006. She has acted in a Kannada movie 'Ganda Hendathi'.

Meanwhile, the police also raided the house of Viren Khanna, who has already been arrested by the CCB sleuths in connection with the drug abuse in the film industry.