© @Copyright HELLO! Hello! Magazine DI Jack Mooney, played by Ardal O'Hanlon, said his goodbyes to the Saint Marie police department as he exited much-loved BBC show earlier this year.Although viewers were certain that the detective would leave to pursue a relationship with Anna (played by Nina Wadia), Jack decided to head back to London to reunite with his daughter Siobhan.Ardal, who joined the series in 2017, has opened up on whether he'd ever make a return to the show.