He was the son of John McFall and Elizabeth McFall (nee Nevin), of Magherintendry, Bushmills, Co. Antrim.
McFall volunteered and enlisted into the Royal Inniskilling Fusiliers. His Service Number was 12/24513. Promotion to Lance Corporal, Corporal, Sergeant followed and then 2nd Lieutenant came in 1916.
The Belfast News Letter of 3rd September 1916 reports:
During November 1916, the RBAI Inst website reports the following:
Capt. Alexander M Reilly ..... was severely wounded on November 22 1916. The battalion were in the front line just to the south of where the Spanbroekmolen Mine would be blown 6 months later, south of Ypres and suffered heavy bombardment. The war diary states:
"A direct hit was secured by the Boche on No 3 Company resulting in the deaths of 3 other ranks and Capt A M Reilly, Company Commander, 2nd Lieut T L McFall and 2 other ranks being wounded. Captain Reilly afterwards died from his wounds in No 2 Casualty Clearing Station".
The Belfast News Letter of 14th December 1916 reports:
McFall was serving with 9th Bn. Royal Inniskilling Fusiliers as a Lieutenant when he was killed in action on 7th August 1917 aged 22. McFall is buried in the Potijze Chateau Grounds Cemetery, leper West-Vlaanderen, Belgium. He had originally been buried in a smaller area of the cemetery with a wooden cross with badge identifying the grave. On 10th July 1919 his remains were re-interred in his current location.
He is also remembered in Dunluce Parish Church, Bushmills.