[6] During the 1932 off-season, Muttitt joined Third Division South club Brentford as part of a four-way transfer, with former Middlesbrough teammates Jack Holliday, Billy Scott and Herbert Watson all arriving at Griffin Park.
[5] Muttitt joined Southern League club Colchester United on loan towards the end of the 1945–46 season, where he linked up with former Brentford teammate Roddy Munro.
[11] Muttitt remained with the Brentford until 1947 and left Griffin Park after having made 94 competitive appearances and scored 25 goals for the club.
[5] Muttitt signed for Kent League First Division club Dover in 1947, who were managed at the time by his former Brentford teammate George Poyser.
[2] In 1942, Muttitt moved into a house on Braemar Road (opposite Brentford's Griffin Park ground) and in later years was a regular spectator at matches.