 After one season with a struggling club, he agreed to a one-year deal with German club, Iserlohn Roosters of the DEL, on September 13, 2018.As a free agent midway into the 2019–20 season, Ellerby continued his professional career signing in the neighbouring Austrian Hockey League with the Dornbirn Bulldogs on November 18, 2019.In December 2015, he won the Spengler Cup with Team Canada.