Music has always played a major role in the life of Dustin O'Halloran, a composer who was a self-taught pianist at the age of seven. While in college O'Halloran formed an indie rock band called Devics, along wth Sara Lov, which is active to date. He formed a duo with Adam Wiltzie and released several albums under the name A Winged Victory for the Sullen. After releasing his Piano Solo Volumes in the mid-2000s, O'Halloran made his debut in Hollywood. He composed music for films like Sophia Coppola's Marie Antoinette (2006), the Indian drama film Umrika (2015), and the Oscar-nominated Lion (2016). His 2019 releases include The Current War.