Sun Ra played Montreau Jazz Fest and the Chateauvallon festival in 1976, this footage from Aarhus, Denmark looks like the same musicians and dancers who played those shows.

Lineup (unconfirmed) :
Sun Ra (k)
June Tyson (v)
Danny Thompson (baritone sax, flute, congas)
John Gilmore (tenor sax, cl, voc)
Danny Davis (alto sax)
Pat Patrick (bar sax, fl)
Marshall Allen (alto sax, clarinet)
Eloe Omoe (bass cl)
Chris Capers (tp)
James Jacson (bassoon)
Clifford Jarvis (dr)
Vincent Chancey (fr. hn)
Craig Harris (tb)
R. Anthony Bunn (b)
Larry Bright (dr)
...
dancers: Cheryl Banks, Rhona Patrick, Judith Holten, Math Samba