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Waldo de los Ríos

Waldo de los Ríos

Composer · Died March 28, 1977, aged 42 · Buenos Aires, Argentina

Osvaldo Nicolás Ferraro, better known as Waldo de los Ríos (1934-1977), was a renowned Argentine musician and film score composer. He is remembered for being the musician for multiple films, both from Argentina and Spain, the latter being his residence during his last fifteen years. He died after shooting himself in the head due to severe depression after hiding his sexuality.

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Biography from TMDB.

Born
September 7, 1934
Died
March 28, 1977 (aged 42)
From
Buenos Aires, Argentina
Works as
Composer
Titles
9 on MovieCove · 33 credits in all

What are Waldo de los Ríos' films like?

Across their 8 MovieCove titles with a thematic analysis, their films lean Morality and Self.

What they feel like to watch

their average across 8 films
ToneFeelDemandtheir average · filled zone: the category

Light 2 · Serious 1 · Dark 5

Grounded 2 · Stylized 3 · Heightened 3

A split, not a type: Gentle 2 · Charged 2 · Intense 4

Steady 3 · Shifting 5 · Whiplash 0

Straight-faced 6 · Some laughs 0 · Funny 2

Slow burn 4 · Even-paced 4 · Relentless 0

Casual 3 · Engaged 4 · Full focus 1

A split, not a type: Easy watch 3 · Affecting 1 · Heavy 4

Resolved 3 · Open-ended 4 · Ambiguous 1

Moods and endings

endings are an aggregate; no title is named

Dominant moods · mentions across their titles

Tense
7
Dread
6
Melancholic
4
Absurd
1
Joyful
1
Other
1

How their films end · 5 with a twist

  • Bittersweet2
  • Ambiguous5
  • Cyclical1

AI-generated from each title's plot synopsis and cast list, with extra plot summaries, reviews and Parents Guide notes for titles the model may not know, and the model's own knowledge of the ones it recognizes. Only analyzed titles count, so this covers part of the filmography; the feel axes count films only for now.

Where can I watch Waldo de los Ríos' films?

As of October 24, 2026, 7 of their 9 MovieCove titles stream on a subscription or free service, most on Tubi (6).

Subscription and free streaming for Waldo de los Ríos' titles on MovieCove; rent and buy are not counted. Titles are listed by Midcredits score, highest first, at most 12 per service; a dashed chip is a producer credit or a minor one, such as a thanks. A service opens the browse page, which counts movies only, so its number can differ.

Filmography

33 credits, 9 with a MovieCove page; 2 appearances as themselves are hidden until asked for.

  • La orquesta y el silencio (not in the MovieCove catalog yet)(2025)

    as Material de archivo

  • O Todo Poderoso (not in the MovieCove catalog yet)(1979)

    Show 210 episodes · Theme Song Performance

  • Curro Jiménez (not in the MovieCove catalog yet)(1976)

    Show 17 episodes · Composer

  • La menor (not in the MovieCove catalog yet)(1976)

    Composer

  • La espada negra (not in the MovieCove catalog yet)(1976)

    Composer

  • Who Can Kill a Child?(1976)

    Composer

    Midcredits score: 88th percentile of all films
  • El televisor(1974)

    Composer

    Midcredits score: 92nd percentile of all films
  • Painted Lips (not in the MovieCove catalog yet)(1974)

    Composer

  • Midcredits score: 59th percentile of all films
  • Midcredits score: 57th percentile of all films
  • Las tres perfectas casadas (not in the MovieCove catalog yet)(1973)

    Composer

  • En un mundo nuevo (not in the MovieCove catalog yet)(1972)

    Composer

  • A Town Called Hell(1971)

    Composer

    Midcredits score: 17th percentile of all films
  • Bad Man's River(1971)

    Composer

    Midcredits score: 8th percentile of all films
  • Midcredits score: 12th percentile of all films
  • Sin un adiós (not in the MovieCove catalog yet)(1970)

    Composer

  • Life Goes On (not in the MovieCove catalog yet)(1969)

    Composer

  • Midcredits score: 73rd percentile of all films
  • A 45 revoluciones por minuto (not in the MovieCove catalog yet)(1969)

    Composer

  • Tengo que abandonarte (not in the MovieCove catalog yet)(1969)

    Composer

  • Savage Pampas (not in the MovieCove catalog yet)(1966)

    Composer

  • Historias para no dormir(1966)

    Show 9 episodes · Composer

    Midcredits score: 81st percentile of all shows
  • Whisky y vodka (not in the MovieCove catalog yet)(1965)

    Composer

  • Dos chicas locas locas (not in the MovieCove catalog yet)(1965)

    Composer

  • El último reloj (not in the MovieCove catalog yet)(1964)

    Composer

  • Escala en Hi-Fi (not in the MovieCove catalog yet)(1963)

    Composer

  • Argentina tierra pródiga (not in the MovieCove catalog yet)(1963)

    Composer

  • The man who sold his laughter (not in the MovieCove catalog yet)(1962)

    Compositor

  • An American Girl in Buenos Aires (not in the MovieCove catalog yet)(1961)

    Composer

  • Alias Gardelito (not in the MovieCove catalog yet)(1961)

    Composer

  • Shunko (not in the MovieCove catalog yet)(1960)

    Composer

  • The Big Business (not in the MovieCove catalog yet)(1959)

    Composer

  • Los dioses ajenos (not in the MovieCove catalog yet)(1958)

    Composer

Career shape

A full career of 33 titles from 1958 to 2025.

By role

only this rolewith another role
Acting1 of 33: 1 only acting, 0 with another roleMusic30 of 33: 30 only music, 0 with another role · typical Midcredits score59thOther crew2 of 33: 2 only other crew, 0 with another role

By decade

1950s2 · crew1960s15 · crew1970s15 · crew2020s1 · acting

Counts from TMDB across their full career, self appearances out; a title counts in every role they held on it. The ring is the typical Midcredits score (the median percentile) of the role's titles that are on MovieCove, shown from 5 scored.

How do Waldo de los Ríos' films land?

Their typical MovieCove film has a Midcredits score in the 58th percentile, the median of all 8; across their 8 films with reception data, the typical film sits in the 65th percentile for acclaim.

Acclaim · how much people like their films

65thpercentile
Typical film, the median of 8

Approval · how many liked their films

50thpercentile
Typical film, the median of 8

Reach · how many have seen their films

59thpercentile
Typical film, the median of 8

Midcredits score across 9 titles, by percentile

  • 75th and up3
  • 50th to 74th3
  • Below 25th3

Shape of the crowd

None of their 9 titles divides audiences: 5 are Crowd Pleasers.

  • Crowd Pleaser5
  • Broadly Agreed1
  • Mixed3

Reviewers score the sound and music 59/100 in their films, across 6 reviewed titles; fans 67, detractors 41. The element that speaks to their work as a composer.

Percentiles are each film's standing among all films on MovieCove; the typical film is the median, so one outlier cannot drag it. Percentiles and reviewer scores count the films IMDb credits them on, for now; the Midcredits score bands, the shape of the crowd and the two cards count their MovieCove titles, shows included (a show ranked among shows), appearances as themselves left out. A descriptor is the shape of a title's IMDb rating distribution against the catalog; "most divisive" needs a spread wider than half of all titles, and a card names only a principal credit: a craft role, and on a show a crew role or a run of episodes, never a courtesy credit or a one-off guest spot.

Who does Waldo de los Ríos work with?

People who share at least 2 of Waldo de los Ríos' MovieCove titles, grouped by what they did on them; Narciso Ibáñez Serrador shares the most, 3.

Directors

Actors

Cinematographers and editors

Producers

Mixed roles