The Dindoshi police have arrested a 35-year-old man for allegedly demanding Rs 1 lakh from a 75-year-old Malad businessman by posing as an officer from the Delhi police.

Sources said complainant Arvind Badriprasad Yadav supplies materials to the film industry and has an office on Jitendra Road in Malad West. On Monday, he received three calls from an unknown number but could not answer as he was busy with work. In the evening, he got another call from the number.