- Frank Zappa (guitar, bass, vocal)
- George Duke (keyboards)
- Jim Gordon (drums)
- Johnny Guerin (drums)
- Aynsley Dunbar (drums)
- Ralph Humphrey (drums)
- Jack Bruce (bass)
- Erroneous (bass)
- Tom Fowler (bass)
- Sugar Cane Harris (violin)
- Jean-Luc Ponty (violin)
- Ruth Underwood (percussion)
- Ian Underwood (saxophone)
- Napoleon Murphy Brock (saxophone)
- Sal Marquez (trumpet)
- Bruce Fowler (trombone)
- Ray Collins (vocals)
- Kerry McNab (vocals)
- Susie Glover (vocals)
- George Duke (vocals)
- Debbie (vocals)
- Lynn (vocals)
- Napoleon Murphy Brock (vocals)
- Ruben Ladron de Guevara (vocals)
- Robert "Frog" Camarena (vocals)