Jerry Garcia
- electric guitar (lead), vocals
Bill Kreutzmann
- drums, perc
Bob Weir
- electric guitar (rhythm), vocals
Phil Lesh
- electric bass, vocals
Ron McKernan
- organ, vocals
PNW Bands site has it Embassy Ballroom, later Became Dante's Inferno, The Elegant Parlour, and Retinal Circus. Promoter lost $4,000 on the weekend (Vancouver Sun, August 5, 1967, p. 25).