Colin Donnell

Colin Donnell (born October 9, 1982) is an American actor and singer. He is best known for his performances as Billy Crocker in Anything Goes, Tommy Merlyn in the CW television series Arrow, Scotty Lockhart on the Showtime drama The Affair, and Dr. Connor Rhodes in the NBC medical drama Chicago Med (2015–2019). Donnell also starred in the 2022 Netflix/Peacock miniseries Irreverent. Born in St. Louis, Missouri, Donnell has Irish and French ancestry. He began his stage career in high school and later graduated from Indiana University in 2005. Donnell has also appeared in national stage tours of Mamma Mia! and Wicked, and made his Broadway debut in Jersey Boys.