- Klaus Kinski
- Brian Sweeney Fitzgerald - 'Fitzcarraldo'
- José Lewgoy
- Don Aquilino
- Miguel Ángel Fuentes
- Cholo
- Paul Hittscher
- Captain (Orinoco Paul)
- Huerequeque Enrique Bohorquez
- Huerequeque (The Cook)
- Grande Otelo
- Station master
- Peter Berling
- Opera Manager
- David Pérez Espinosa
- Rio Tambo Indian Chief
- Milton Nascimento
- Black Man At Opera House
- Ruy Polanah
- Rubber Baron
- Salvador Godínez
- Old Missionary
- Dieter Milz
- Young Missionary
- William Rose
- Notary
- Claudia Cardinale
- Molly
- Jean-Claude Dreyfus
- Opera Singer
- Jesús Goiri
- Opera Singer
- Mick Jagger
- Wilbur (scene cut)
- Isabel Jimenez de Cisneros
- Opera Singer
- Veriano Luchetti
- Opera Singer
- Lourdes Magalhaes
- Opera Singer
- Christian Mantilla
- Opera Singer
- Costante Moret
- Opera Singer
- Dimiter Petkov
- Opera Singer
- Mietta Sighele
- Opera Singer
- Liborio Simonella
- Opera Singer