Granted his clearance from Rochester to Richmond on Friday, 1 May 1925, he played his first match for Richmond, selected on the half-back flank, against Hawthorn, on 2 May 1925 (round 1). He played well; with the match report noting that "McCormack … who marks and kicks well, [was] looking a very likely man". It was also the Hawthorn team's first match in the VFL competition, the former VFA club having been admitted, along with Footscray and North Melbourne, in the January of that year.
He was suspended on two occasions. The first was in the final on 14 September 1929, for striking. He was suspended for eight weeks. The second was on 6 May 1933, for elbowing. He was suspended for six weeks
New Town Football Club
Approached by Cananore in 1936, he was appointed captain-coach of the Tasmanian Football League's New Town Football Club in 1937. He was captain-coach for three seasons (1937 to 1939), and played a number of senior games in 1940.
Franklin Football Club
In 1947 he was appointed coach of the Franklin Football Club in the Huon Football Association.
St Virgil's Old Scholars Football Club
He coached St. Virgil's in the Tasmanian Amateur Football League from 1948 to 1950.
Having enlisted in the militia in 1939, the transferred to the Second AIF in 1943, and saw action in the Pacific Islands.
- Deaths: McCormack, The Argus, (Friday, 18 August 1950), p.14.
- Bendigo Matches, The Australasian, (Saturday, 20 September 1924), p.35.
- Although the VFL records claim 199 games, the records of the Richmond Football Club show 200 games (Hogan (1996), p.137).
- Millard, P.J., "As I See the Game: Nearing 200 Games", The Sporting Globe, (Saturday, 13 June 1936), p.8; League Notes, The Argus, (Friday, 4 September 1936), p.15.
- Permit Applications, The Argus, (Saturday, 2 May 1925), p.26.
- Hawthorn's Initial Effort: Richmond Too Strong, The Argus, (Monday, 4 May 1925), p.9, p.10; quote is from p.10.
- The decision to admit the three former VFA teams into the VFL had been made at full meeting of the VFL on 16 January 1925: League Football: Applications for Admissions: Decision Again Deferred, The Geelong Advertiser, (Monday, 12 January 1925), p.5; Old Boy, "Football League: Admitting More Teams: Old Scheme Revised: Decision Left to Clubs", The Argus, (Tuesday, 13 January 1925), p.13; Football: Three New Clubs Admitted, The Age, (Saturday, 17 January 1925), p.14; League: Three Clubs Admitted, The Argus, (Saturday, 17 January 1925), p.31.
- Football: New Town's New Coach: Appointment of Basil McCormack, The (Hobart) Mercury (Wednesday, 10 February 1937), p.4; Football, The (Hobart) Mercury (Wednesday, 14 April 1937), p.11; North and New Town in Vital Contest, The (Hobart) Mercury, (Friday, 10 September 1937), p.14.
- McCormack to Coach Franklin, The (Hobart) Mercury, (Monday, 5 May 1947), p.18.
- Hogan P: The Tigers Of Old, Richmond FC, Melbourne 1996
- Richmond Football Club - Hall of Fame
- Basil McCormack's playing statistics from AFL Tables
- Basil McCormack at AustralianFootball.com
- Boyles Football Photos: Basil McCormack
- Photograph: Victorian Football League (Team), Visit to Western and South Australia, 1 to 16 July 1929 (State Library of Victoria).
- Militia Enlistment Form: Basil Milton McCormack (TX14087), National Archives of Australia.
- World War Two Nominal Roll: Staff Sergeant Basil Milton McCormack TX14087 (T492357)