McCulloch was a member of the band from 1966 through 1968 and appeared on three albums with the group "Winds of Change" (1967), "The Twain Shall Meet" (1968) and Every One of Us (1968).

His children wrote a tribute to the musicians which was published by NME. They write, "Danny McCulloch died suddenly on the morning of Thursday the January 29, 2015 from cardiac heart failure. At age 69 this 'giant amongst us' departed doing what he loved until the end, though he still had more to give in life and in music.

"Although best known for the earth shattering riffs played with Eric Burdon and the Animals, giving depth and vitality to Burdon's vocals, there was much more to his individual composition and passion for the raw music.