Kilgallen made his Munster debut against the
All Blacks XV on 2/11/2024 but he sustained a wrist injury ruling him out for several weeks. He made his competitive debut for Munster in the
Champions Cup pool game away to
Northampton Saints, during which he scored two tries Kilgallen made his
United Rugby Championship debut away to
Dragons RFC where he scored his first United Rugby Championship try, helping Munster to a 12-38 victory over the home side. Kilgallen made scored his fourth try for Munster during the province's narrow defeat to
The Hollywood Bets Sharks, which they ultimately lost on penalties. ==References==