Acting · Limerick, Ireland John O’Sullivan Biography John O’Sullivan is an Actor known for One Night Only, 4 Kids Walk into a Bank and The Unusual 2 (2025). Acting Once Upon a Time in a Cinema Extra 2026 4 Kids Walk Into a Bank School Boy 2026 The Unusual 2 Drunken Singer 2025 I Fear The Man I’ve Become Derick 2025 Agent-readable