Ondatrópica – Ondatrópica

Congas – Freddy Colorado
Drums – Pedro Ojeda
Electric Piano [Wurlitzer] – Alfredo Linares
Guitar – Eblis Alvarez
Timbales – Wilson Viveros
Trombone – José Miguel Vega
Trumpet – Jorge Gaviria
Written-By, Arranged By, Guitar – Will Holland
Written-By, Bass – Mario Galeano Toro
Written-By, Lyrics By, Lead Vocals, Backing Vocals – Nidia Sophia Gongora Bonilla

Accordion – Will Holland
Guacharaca – Mario Rincon Parra
Written-By, Arranged By, Bass – Mario Galeano Toro

Alto Saxophone – Michi Sarmiento
Written-By – Bill Ward
Written-By – Tony Iommi
Written-By – Geezer Butler
Written-By – Ozzy Osbourne

Baritone Saxophone, Backing Vocals – Michi Sarmiento
Written-By, Arranged By, Accordion – Will Holland
Written-By, Lead Vocals – Ana Tijoux

Accordion – Will Holland
Written-By, Arranged By, Bass – Mario Galeano Toro

Alto Saxophone, Soloist – Michi Sarmiento
Trumpet – Luis Bravo
Written-By, Guacharaca, Arranged By – Mario Galeano Toro

Piano – Luis Fernando Mesa
Written-By, Arranged By, Lead Vocals, Backing Vocals, Baritone Saxophone – Michi Sarmiento

Trumpet – Jorge Gaviria
Written-By, Arranged By, Guitar – Will Holland

Written-By – Juan Carlos Puello
Written-By, Accordion – Will Holland
Written-By, Marimbula – Mario Galeano Toro

Alto Saxophone, Backing Vocals – Michi Sarmiento
Arranged By, Backing Vocals – Alfredo Linares
Written-By, Arranged By – Will Holland

Timbales – Julio Ernesto Estrada
Written-By, Arranged By, Piano – Alfredo Linares

Alto Saxophone – Michi Sarmiento
Written-By, Arranged By, Accordion – Will Holland

Accordion – Will Holland
Clarinet [Lead] – Marco Fajardo
Written-By, Arranged By, Guacharaca, Synth – Mario Galeano Toro

Timbales – Julio Ernesto Estrada
Written-By, Arranged By – Will Holland

Written-By – Juan Carlos Puello
Written-By – Pedro Ramaya

Lead Vocals – Nidia Sophia Gongora Bonilla
Written-By, Arranged By, Bass, Backing Vocals – Mario Galeano Toro

Bass – Fruko
Guacharaca – Mario Galeano Toro
Written-By, Piano – Juancho Vargas

Alto Saxophone – Michi Sarmiento
Marimba, Backing Vocals – Esteban Copete
Written-By, Arranged By, Lead Vocals – Markkitos Micolta

Alto Saxophone, Baritone Saxophone – Michi Sarmiento
Bass Clarinet – Marco Fajardo
Written-By, Arranged By – Will Holland