Both IMDb and Wikipedia give the unconfirmed information that he died on August 29th 1978. Apart from this no other biographical details are currently known.
He looks to have come to acting quite late in life (or else worked uncredited). His earliest role found so far dates from 1956, after which there is currently a 6 year gap before his next role. From 1962 he worked steadily until his reported death in 1978. He built a reputation as a reliable character actor in television, interspersed with appearances in feature films.
I think it could be very possible that there may be undocumented roles to be found for Carlos, particularly from earlier in his career.
- Un heredero en apuros .... Audience member at the Lido (credited)
1962 - Los atracadores .... Ramon's father (credited)
- Los castigadores .... Tere's father (credited)
1963 - La cuarta ventana .... Man with the girls in the nightclub (credited)
1964 - A tiro limpio .... Forensics expert (credited)
1965 - Brillante porvenir .... Antonio's first employer (credited)
- La dama de Beirut .... Theatre owner (credited)
- Trampa bajo el sol .... Cook (uncredited)
1968 - El Baldiri de la costa .... Julet (uncredited)
- El caballero de las espuelas de oro (TV movie, Estudio 1 series) .... Tavern customer (credited)
- El landó de seis caballos (TV movie, Estudio 1 series) .... Simon (credited)
- El premio (TV series) Ep.: "Unos instantes" .... Carbonero (credited)
- El premio (TV series) Ep.: "Un premio en el café" .... role? (credited)
- Ifigenia (TV movie, Estudio 1 series) .... role? (credited)
- Peer Gynt (TV movie, Estudio 1 series) .... role? (credited)
1969 - El conde de Montecristo (TV mini-series, Novela series) Eps. 1, 2, 3, 4, 8, 9 .... Morell (credited)
- El premio (TV series) Ep.: "El centinela de la India" .... Guard (uncredited)
- Hora once (TV series) Ep.: "Un hermoso domingo de septiembre" .... role? (credited)
1970 - Hora once (TV series) Ep.: "Los 3 maridos burlados" .... Drunk (uncredited)
1972 - Cinco navidades de Carlos Dickens (TV mini-series, Novela series) Ep. 2 .... Haffan (credited)
1974 - Palabras cruzadas (TV series) Ep.: "El muerto prometido" .... role? (credited)
1975 - El okapi (TV movie, Estudio 1 series) .... Carlos (credited)
- Furia española .... Don Amadeo (credited)
- Luces en el árbol (TV movie, Original series) .... José (credited)
- Palabras cruzadas (TV series) Ep.: "El crimen" .... Fuentes (credited)
1977 - La viuda andaluza .... Military officer (credited)
- Perros callejeros .... Reforn school porter (credited)
- Sospecha (1964 TV series) Ep.: "Un solo error", IMDb
- Autores invitados (1966 TV series) Ep.: "December 31st 1966", IMDb
- La pequeña comedia (1966 TV series) Ep.: "Esta noche en el campo", IMDb as Husband
- Vida serena (1964 TV mini-series) Ep. 2 (part of "Novela" series), IMDb as Forest guard
- Telecomedia de humor (1968 TV series) Ep.: "La paz", IMDb
- El tigre de Tomás Tracy (1969 TV movie) (part of "Novela" series), IMDb
- Herman Coene (1970 TV movie) (part of "Novela" series), IMDb as Sander
- La hija de Jano (1970 TV movie) (part of "Novela" series), IMDb as Norton
- Ficciones (1972-73 TV series) 5 episodes, IMDb
- Tierra para morir (1974 TV movie) (part of "Novela" series), IMDb as Don Benedicto
- A oscuras con Soledad (1975 TV movie) (part of "Original" series), IMDb as Son
- Teatro Club (1976-77 TV series) 4 episodes, IMDb, various roles
- La tablita (1977 TV movie) (part of "Original" series), IMDb as José
- Tierra baja (1978 TV movie) (part of "Teatro estudio" series), IMDb as Peluca
- Cinco navidades de Carlos Dickens (1972 TV mini-series) Episode 1. IMDb lists Carlos as appearing in episodes 1 and 2, but I could only find him in episode 2