Charles Mingus (b), John Handy, Jackie McLean (as), J. R. Monterose, Booker Ervin (ts), Mal Waldron, Horace Parlan, Bud Powell (p), Willie Jones (dr), Teddy Charles (vibraharp), Hall Overton (p), Ed Shaughnessy (dr), Shafi Hadi (Curtis Porter) (ts), Jimmy Knepper, Willie Dennis (tb), Wade Legge (p), Dannie Richmond (dr), Jean Shepherd (improvised narration), Pepper Adams (bs), Eric Dolphy (as, b-cl), Ted Curson (tp), Roland Kirk (ts, fl, siren, manzello, stritch), Doug Watkins (b)