Sestava
- Papa John Creach – elektrické housle, zpěv
- Greg Adams – trubka v "The Janitor Drives a Cadillac"
- Rufus Anderson – kytara v "Human Spring"
- Jack Bonus – saxofon v "The Janitor Drives a Cadillac" a "St. Louis Blues"
- Nick Buck – piáno v "Papa John's Down Home Blues"
- Dave Brown – baskytara v "Soul Fever"
- Jack Casady – baskytara v "Plunk a Little Funk", "String Jet Rock" a "Every Time I Hear Her Name"
- John Cipollina – kytara v "The Janitor Drives a Cadillac"
- Bruce Conte – kytara v "Papa John's Down Home Blues"
- Joey Covington – bicí v "The Janitor Drives a Cadillac" a "Soul Fever", konga v "Plunk a Little Funk"
- Jerry Garcia – kytara v "Soul Fever"
- Mic Gillette – pozoun v "The Janitor Drives a Cadillac"
- Bobby Haynes – baskytara v "Danny Boy" a "Human Spring"
- Art Hillery – piáno v "Over the Rainbow" a "Human Spring", varhany v "Danny Boy"
- Paul Kantner – rytmická kytara v "String Jet Rock"
- Jorma Kaukonen – kytara v "Plunk a Little Funk", "String Jet Rock" a "Every Time I Hear Her Name"
- Mike Lipskin – varhany v "The Janitor Drives a Cadillac", piáno v "St. Louis Blues"
- Stan Monteiro – klarinet v "St. Louis Blues"
- Skip Olsen – baskytara v "St. Louis Blues"
- Sammy Piazza – bicí v"St. Louis Blues", "Plunk a Little Funk", "String Jet Rock" a "Every Time I Hear Her Name"
- Douglas Rauch – baskytara v "Papa John's Down Home Blues"
- Gregg Rolie – varhany v "Soul Fever"
- Carlos Santana – kytara v "Papa John's Down Home Blues"
- Peter Sears – baskytara v "The Janitor Drives a Cadillac"
- Grace Slick – zpěv v "The Janitor Drives a Cadillac"
- Tony Smith – bicí v "Papa John's Down Home Blues"
- Bob Wilson – kytara v "St. Louis Blues"
- Los Angeles String Section – strunné nástroje v "Over the Rainbow"
- Los Angeles Brass Section – žeště v "Human Spring" a "Every Time I Hear Her Name"