In 1982, he began to appear on RTÉ children's programmes, before presenting a gardening segment on Live at Three.
[citation needed] O'Neill was a guest on The Restaurant[5] and the travel show Time On Their Hands.
[8] O'Neill grew up in Blackrock, Dublin and was educated at Christian Brothers College, Monkstown Park.
[7] O'Neill spent almost six months at St. Vincent's and underwent chemotherapy under the care of John Crown.
[7][11][12] O'Neill died on 1 July 2022, aged 58, at St Vincent's Private Hospital, Elm Park, County Dublin.