Jean-Luc Ponty - Violin, Keyboards

Paul Humphrey - Violin, Drums

Shuggie Otis - Bass, Guitar

Lowell George - Guitar

Captain Beefheart - Harmonica, Keyboards, Vocals

Max Bennett - Bass

Frank Zappa - Bass, Guitar, Percussion, Arranger, Composer, Keyboards,

Vocals, Producer, Octave Bass

John Guerin - Drums

Don "Sugarcane" Harris - Violin, Vocals

Jack Hunt - Engineer

Brian Ingoldsby - Engineer

Dick Kunc - Engineer, Director of Engineering

Cal Schenkel - Design, Cover Design

Ron Selico - Drums

Ian Underwood - Organ, Clarinet, Flute, Guitar, Piano, Saxophone

John Williams - Design

Max Bennet - Bass

Cliff Goldstein - Engineer