William Campbell, born in Glasgow, Scotland, 31 May 1947, was more well known by his stage name, Junior Campbell. He was responsible for composing the theme for "TUGS", "Magic Adventures of Mumfie" and "Thomas the Tank Engine and Friends" from 1984 until 2003. He was also a keyboard player and songwriter with the 1960s and 70s UK group "Marmalade".

Read more about Junior Campbell on Last.fm.