Caron enlists Jean and Dom's help when a valuable relic from the local church is stolen, and priest Father Donadieu is discovered murdered. Meanwhile, the Connors have an eventful week when Niall's mother Niamh pays a visit and it quickly becomes apparent that she and Celine are not on amicable terms.

• Sally Lindsay

• Alaïs Lawson
• Peter Gaynor
• Olivia Caffrey