|Leroy "Horsemouth" Wallace|
|Also known as||Mad Roy|
|Born||3 April 1950|
|Associated acts||The Gladiators, Burning Spear, Pierpoljak|
Leroy "Horsemouth" Wallace (born 3 April 1950) is a Jamaican drummer who worked for several years at Studio One, and has worked with numerous reggae artists including The Gladiators, Inner Circle, Prince Far I, Sound Dimension, Gregory Isaacs, Burning Spear, Ijahman Levi and Pierpoljak. He starred as himself in the lead role of the film Rockers. Wallace attended the Alpha Boys School in the 1960s and early 1970s, where he studied under Lennie Hibbert. Wallace also joined The Skatalites when they reformed in the mid-1970s. Wallace has been credited with inventing the 'Rockers' rhythm.
- Original Armageddon Dub, Stable One
- Far Beyond
Leroy Wallace starred in the cult classic 1978 film Rockers, alongside Gregory Isaacs, Burning Spear, Big Youth, Dillinger and Jacob Miller with Inner Circle.
- Barrow, Steve & Dalton, Peter (2004) The Rough Guide to Reggae, 3rd edn., Rough Guides, ISBN 1-84353-329-4, p. 8, 126
- Hebdige, Dick (1987) Cut 'n' Mix: Culture, Identity and Caribbean Music, Routledge, ISBN 978-0-415-05875-9, p. 68
- Thompson, Dave (2002) Reggae & Caribbean Music, Backbeat Books, ISBN 0-87930-655-6, p. 265