 After continuing to play regularly for a further three seasons, Fagan lost his first team place to Colin Barlow in the 1959-60 season, and was transferred to Derby County for £8,000 in March 1960, after a total of 165 appearances and 35 goals for the Manchester club.Fagan was capped twice by the Irish national team while at City.The first of these international caps came on 7 November 1954 against Norway.