With "Fury", Griffin served in the Mediterranean as part of Force H and as an escort to Convoy PQ 17 to the Soviet Union. Returning to the Mediterranean, Griffin sailed as part of Operation Pedestal to supply Malta in August 1942. The following month the ship then once again joined the Arctic Convoys, escorting Convoy PQ 18. Following promotion to lieutenant and being mentioned in dispatches, Griffin was made second-in-command of the new destroyer . With "Talybont", Griffin served in the Western Approaches. Qualifying as a navigator, he was briefly in the aircraft carrier off the coast of Norway, where they launched her attacks on the "Tirpitz". From there Griffin went to the Far East to serve in the escort carrier . There he was once again mentioned in dispatches.