H Sheikh Allaudin and his associates were arrested today in connection with robbing a man of his cash and gold ring near here last night, they said.
Allaudin was released on bail yesterday in connection with another case.
Police said the victim had identified the trio, following which they were arrested.
Allaudin, involved in 32 cases, was being questioned at the jail in Erwady when he tried to escape. Policemen began chasing him but he lost balance and suffered grievous injuries after falling. Later, he died, police claimed.
A strong police contingent had been deployed at the government hospital here where Alladudin's body was kept for post-mortem as a precautionary measure.