Seán is originally from Meath, Ireland.

Theatre: The Play That Goes Wrong (West End), Borstal Boy (Gaiety Theatre), Tobias in Sweeney Todd (Cork Opera House), Fyedka in Fiddler on the Roof (Gaiety Theatre), Malachy in GaelGORE: The Musical (Mermaid Arts Centre), Celtic Tenor in Rhythm of the Dance (World Tour)  

Television: Roy (CBBC), Fame: The Musical (RTÉ) 

Recordings: Dave in The Clockmaker's Daughter (Studio Cast Recording), Bailey in Horseland (TG4), Kappa Mikey (TG4)