[4] After demobilisation, he resumed his playing career at St George, and he captained and co-coached the club with head coach Charlie Lynch in the 1947 NSWRFL season.

He made the initial opening and overlap that gave Ron Roberts the try in the Sydney Cricket Ground mud heap on the 22 Jul 1950 Third Test.

[7] During the 1951 French rugby league tour of Australia and New Zealand McRitchie played for a Monaro side against the Les Chanticleers.

Bill was involved in an infamous event in 1945, when he lost a portion of his ear during a match at Henson Park.

[10] On 20 July 2022, McRitchie was named in the St. George Dragons District Rugby League Clubs team of the century.