Prince Albert was awarded the Scotty Munro Memorial Trophy for their achievement during the regular season.
In the East Division finals, Prince Albert had little trouble, as they defeated the Medicine Hat Tigers four games to one, advancing to the President's Cup.
The Greyhounds were a perfect 33-0-0 at home during the season and won the Hamilton Spectator Trophy as the top team.
Marie defeated the Petes four games to two, with a tie, to win the OHL Championship and earn a berth in the 1985 Memorial Cup.
The Greyhounds offense was led by Wayne Groulx, who scored 59 goals and a team high 144 points in 64 games.
Derek King emerged as a top prospect for the 1985 NHL Entry Draft after scoring 35 goals and 73 points in 63 games during his rookie season.
Bob Probert scored 20 goals and 72 points, as well as accumulating 172 penalty minutes in 44 games with the Greyhounds following a mid-season trade with the Hamilton Steelhawks.
Abrams and Mosey won the Dave Pinkney Trophy, awarded to the goaltenders with the fewest goals against in the OHL.
The Shawinigan Cataractes of the Quebec Major Junior Hockey League was the host team at the 1985 Memorial Cup.
In the semi-finals, Shawinigan ran into the Verdun Junior Canadiens, who upset the Cataractes by winning the series in five games.
Desjardins earned a record of 24-12-1 with a 3.43 GAA in 42 games, winning the Raymond Lagace Trophy as Defensive Rookie in the QMJHL.
The Junior Canadiens were coached by Jean Bégin and were the top team in the Lebel Division, as they posted a record of 36-27-2-3, earning 77 points.
In the semi-finals, Verdun upset the heavily favoured Shawinigan Cataractes in five games, advancing to the President's Cup.
In the final round, Verdun swept the Chicoutimi Sagueneens in four games to win the QMJHL championship and earn a berth into the 1985 Memorial Cup.
Jimmy Carson scored 44 goals and 116 points in 68 games as a rookie, emerging as a top prospect for the 1986 NHL Entry Draft.
In goal, Troy Crosby emerged as the starting goaltender for Verdun, as he appeared in 42 games, earning a record of 21-15-2 with a 4.53 GAA.