1: A quaintly pleasing accent (5)

3: Song is a gas (3)

5: Belgian port getting rid of an idiot (5)

7: Rohmer hiding unit of Resistance (3)

8: Confined bear without a trade (9)

9: Frost to cover the cake (3)

10: Roman date and time that is in Latin (2,3)

12: Choose to take the top off (3)

13: A heron regrets losing its wings (5)

1: Picture a dessert without topping (3)

2: Unnecessary oath from ex-president I've allowed in (9)

3: Early missionary or saint in a European setting (7)

4: Game for drunkard (5)

6: Make money and set out to be serious (7)

8: Leonard Marx taking silver from the Windy City (5)

11: Child is to depart, finally (3)