Jean-Luc Ponty - Violin, KeyboardsPaul Humphrey - Violin, DrumsShuggie Otis - Bass, GuitarLowell George - GuitarCaptain Beefheart - Harmonica, Keyboards, VocalsMax Bennett - BassFrank Zappa - Bass, Guitar, Percussion, Arranger, Composer, Keyboards,Vocals, Producer, Octave BassJohn Guerin - DrumsDon