Sean O'Callaghan
- 職業
- 俳優
- 生年月日
- 1954年1月26日
- 出身地
- Tralee, County Kerry, Ireland
- 没年月日
- 2017年8月23日
経歴
Sean O'Callaghan was a member of the Provisional Irish Republican Army, who from the late 1970s to the mid-1980s worked against the organisation from within as a mole for the Irish Government with the Garda Síochána's Special Branch.