Career
He started his career with Snowdown Colliery Welfare before moving into the Football League with Coventry City in 1955-1956. After a spell with Margate he returned to league football in 1958 with Gillingham, making 42 appearances in the Football League. In 1962 he joined Tunbridge Wells United before going on to Hastings United, finishing his playing career back at Snowdown in the 1966-1967 season.
After retiring from playing Bentley was manager of Canterbury City for a number of years.