After only one year with Portland, Roulston joined the International Hockey League where he spent two years with the Cleveland Indians. Although he began the 1932-33 season with Cleveland, Roulston also spent time as a member of the Tri-State Senior Hockey League's Hershey B'ars where he was TriHL First Team All-Star. Roulston joined the American Hockey Association's Tulsa Oilers in 1933-34 while also playing in one game with the AHA's Wichita Vikings before returning to the IHL the following year.

The Tulsa Oilers traded Roulston to the IHL's Detroit Olympics at the beginning of the 1934-35 season, where he spent the majority of the year, while playing a handful of games with the IHL's Windsor Bulldogs. During the 1934-35 season with Detroit, Roulston took part in the Little World Series before making his NHL debut with the Detroit Red Wings the following year.

In 1935-36, Rolly Roulston played his first NHL game with the Detroit Red Wings while spending the majority of the year with the IHL's Olympics. Roulston returned to the Red Wing line up the following year, playing in 20 games while also seeing action with the International-American Hockey League's Pittsburgh Hornets where he did the same the following year.

Following the 1937-38 season, Detroit traded Roulston to the IAHL's Hershey Bears where he spent the next three years before Hershey (then of the AHL) traded him to the AHL's Philadelphia Rockets at the beginning of the 1941-42 season. Although he spent the majority of the season with the Rockets, Roulston played in one game with the AHL's Pittsburgh Hornets before retiring from the game of hockey at the end of the season.

Throughout his career, Rolly Roulston played in 24 career NHL games, scoring no goals and adding six assists for six career points.

Courtesy of the Hockey Hall of Fame