 In March 1975, Smith transferred to Fourth Division club Brentford and was as a regular in the team during the 1975–76 and 1976–77 seasons.After the appointment of Bill Dodgin, Smith fell out of favour and made just a handful of appearances during the 1977–78 promotion-winning season.Smith had his contract cancelled and departed the Bees in October 1978, after making 96 appearances for the club.