 He originated the role of Padraic in "The Lieutenant of Inishmore" at The Other Place in Stratford-upon-Avon in 2001, played it at the Barbican Centre in 2002, then joined the 2006 off-Broadway Atlantic Theater Company production, which later transferred to Broadway.He was nominated for the 2006 Tony Award for Best Performance by a Leading Actor in a Play, the Drama League Award for Distinguished Performance, and the Outer Critics Circle Award for Outstanding Actor in a Play and won the Lucille Lortel Award for Outstanding Lead Actor and the Theatre World Award for his performance.Wilmot portrayed Dr. Ed Costello in sixteen episodes of "The Clinic" on RTÉ.