Bajo Sexto – Oscar Tellez
Baritone Saxophone – Luis Bustos
Bass – Louis Terrazas, Speedy Sparks
Drums – Ernie Durawa, Mike Buck
Electric Guitar – David Grissom, Louie Ortega, Richard Bennett
Lead Vocals, Accordion – Flaco Jimenez
Lead Vocals, Accordion, Vox Organ, Hammond B-3 – Augie Meyers
Lead Vocals, Electric Guitar, Bajo Sexto, Piano – Doug Sahm
Lead Vocals, Electric Guitar, Maracas – Freddy Fender
Steel Guitar – Jimmy Day
Tenor Saxophone – Luis Bustos, Rocky Morales
Trumpet – Charlie McBurney