On sabbatical from the Franciscan order, Father Paolo Baldi is working as a philosophy lecturer in Dublin when his life takes an unexpected turn and he finds himself helping the police to solve crimes.
Three In One sees Father Baldi and Mrs Reid taking a trip to the races, where the pair prove to have an unexpected link with a contract killing on the mean streets of Dublin's north side.
David Threlfall, Tina Kellegher and T.P. McKenna star in this thrilling episode written by Simon Brett in the series created by Barry Devlin.