The Westies has arrived on MGM+, but which songs feature in the crime drama? Created by Chris Brancato and Michael Panes, the eight-part series centres on New York’s real-life Irish-American gang the Westies during the early 1980s. J.K. Simmons stars as Westies leader Eamon Sweeney, alongside Tom Brittney as ambitious younger gangster Jimmy Roarke and Titus Welliver as troubled NYPD officer Glenn Keenan. Every song on The Westies soundtrackThe original score for The Westies was composed by Mark Isham, while the opening titles are soundtracked by Dropkick Murphys’ ‘Dropped on My Head’, which first appeared on their 2025 album ‘For The People’. As the season is still airing, the complete episode-by-episode song list to date is below.