Known for his appearance on the Irish reality TV series At Your Service beginning in 2008. He began his 8th season as host of the show on Ireland's RTE One channel in 2016.
He graduated from university with a degree in hotel management. In 1980, he began his time at the five-star Park Hotel in Kenmare as a manager.
He has worked as the owner and operator of the five-star Park Hotel in Kenmare. In 2011, he starred on and hosted his own traveling reality TV series called Francis Brennan's Grand Tour, in which he escorted those on holiday throughout the European continent.
He has co-hosted the series At Your Service alongside his younger brother John.
He is a devout Catholic, and one of his most prized possessions is a rosary given to him by the late Pope John Paul II.