Con O'Neill is an actor and singer, known for his roles in Lord of the Rings, The Tunnel, Life of Crime and Chernobyl. Onstage, he was appeared on the West End and Broadway, winning numerous awards throughout the years.

He was awarded the Laurence Olivier Theatre Award in 1988 for Best Actor in a Musical for his performance in Willy Russell's Blood Brothers, and was nominated for Broadway's 1993 Tony Award as Best Actor (musical) for Blood Brothers.

In 2008, he appeared in Criminal Justice a five-part TV drama on the BBC, playing the part of Ralph Stone, a solicitor. He played the part of Joe Meek in both the 2008 film and 2005 play of Telstar: The Joe Meek Story. In 2011, he took the role of dock worker Eddie Carbone in Arthur Miller's A View From the Bridge at the Royal Exchange Theatre in Manchester (from 18 May to 25 June 2011). This portrayal won the 2011 Manchester Theatre Award for Best Actor.

He played St. Paul in the 2013 mini-series The Bible. He portrays Val Pearson in the sitcom Uncle (2014 to 2017).He played Cliff in Cucumber, an eight-part TV drama series. in 2015. He starred in the 35th-anniversary staging of Willy Russell's Educating Rita at The Liverpool Playhouse. He appears as Neil Ackroyd in the second series of Happy Valley. In 2016, O'Neill played the part of Joe Brierley in the second series of Ordinary Lies and appeared in two episodes of the Doctor Who spin-off Class. In the 2019 HBO miniseries Chernobyl he portrayed the plant director Viktor Bryukhanov.

Musician, Actors, Entertainment Industry, Television Actor, Movie Actor, British / English, Artists, Theatre, Entertainers, Celebrity Broadway, Acting, Music,