Media
The journalist will front two ten-episode runs in his first work for the BBC since joining Five in 2003.
The first series will start on April 6 and air on Sundays at 7pm, replacing Five Live Report. The second is expected in the autumn.
MacIntyre will update previous BBC investigations, follow up leads from listeners and "reveal scandals and scams and call the culprits to account".
The presenter said: "I've always been a 5 Live listener so I'm really excited about the new programme. I can't wait to start."
He made his name with undercover reports for ITV then the BBC's MacIntyre Undercover. He is expected to continue making television shows for Five.
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