Casey William Manierka-Quaile, better known as Casey MQ, is a Canadian singer, musician, film composer, songwriter, and record producer. In 2022, he won the Canadian Screen Award for Best Original Song at the 10th Canadian Screen Awards for "And Then We Don't", a song he co-wrote with Tika Simone for Thyrone Tommy's film Learn to Swim. He collaborated with artists such as Oklou, Empress of, Shygirl, Eartheater, and Vagabon.