Members are / were:

- Alfonso "Poncho" Vergara: bass and lead vocals (1972 – 2004)
- Sergio del Río: guitar (1972 – 1973)
- Rodolfo Irribarra: drums (1972 – 1973)
- Orlando Aranda: guitar and vocals (1975 – 1980)
- Nelson Olguín: drums (1975 – 1980)
- Jorge Soto: keyboards (1977 – 1980)
- Mario Millar: lead vocals (1977 – 1980)
- Robinson Campos: drums (1982 – 1993)
- Jorge Fritz: keyboards (1984 – ?)
- Rudy Ferrada: drums (1994 – ?)
- Mauricio Padilla: guitar (1994 – ?)
- Luis Vergara: guitar (1994 – ?)