Police filed a case based on a complaint from a woman, who alleged that a fellow passenger during her travel from Kancheepuram to Tambaram promised her to get old age pension soon after they alighted, but did not return after he took away her gold ornaments and cash of Rs 30,000.
Investigation revealed that similar cases have been filed in other police stations in the city and a detailed probe involving CCTV footage pointed at a person, who cheated old persons of money in different towns in nothern Tamil Nadu.
After leaving the party, Murali involved himself in cheating old persons and stealing money and gold from them and had been to prison earlier on a similar charge.
Gold to the tune of 110 sovereigns was recovered from Puducherry, Tindivanam, Tiruvannamalai and Chennai, police said.