The 24-year-old actress, who shot to fame with her role as Anandi in 'Balika Vadhu' was found hanging from the ceiling at her flat last evening.
"We are recording the statement of Rahul in connection with the suicide. We are also checking the last call details and the SMSes exchanged between the duo," a senior police official said.
Although Rahul was not detained, he was brought to Siddharth Municipal Hospital in suburban Goregaon where the autopsy of the actress is being conducted, police said.
According to police, the actress, prima facie, committed suicide in her flat in 'At Harmony' building at around 1700 hours yesterday after which she was taken to Kokilaben Hospital in suburban Andheri by her friend where she was declared dead.
Also Read
Also, no suicide note was found from the flat, they said adding the exact cause of the death, which occurred around afternoon, will be known only after an autopsy is conducted.
After the incident, an accidental death case was registered at Bangurnagar police station yesterday.
Her last status message on Whatsapp read, "Marke bhi muh na tuzse modana" (even after death won't be turning my face away from you) with a smiley.
Meanwhile, a host of TV actors including Gurmeet Chaudhury, Kamya Punjabi and Pratyusha's co-stars from Colors TV were seen at the Goregaon hospital.
"I met her last at Holi and everything thing seemed normal. Cannot say why she committed suicide," Gurmeet said.
Besides 'Balika Vadhu', Banerjee's other major appearances on the small screen were in "Bigg Boss 7", a reality show, and "Jhalak Dikhla Jha", a dance programme.
Meanwhile, designer Rohit Verma who is a close
friend of Pratyusha, claimed that the actress had asked him to design her wedding outfit last month.
"I spoke to her last on March 22. She had told me to design her wedding outfit. She was going to meet me today to discuss the color palette," Rohit told