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