Watch Blood, Sweat & Tears: Live In Halifax (1970) : Full Movie Online Free Live recording from the Civic Theatre in Halifax, filmed during their 1980 tour of England. The band was fronted by David Clayton-Thomas. David Clayton-Thomas - vocals / Bruce Cassidy - trumpet, flugelhorn / Bobby Economou - drums, percussion / David Piltch - bass / Robert Piltch - guitar / Richard Martinez - keyboards, clarinet / Earl Seymour - saxophone, flute / Vernon Dorge - saxophone, flute