- Svetlana Alpers - Herself - Art Historian
- Fernando Marías Franco - Himself - Art Historian
- Enrique Quintana - Himself - Prado Museum Staff Member
- Félix de Azúa - Himself - Writer
- José Manuel Cruz Valdovinos - Himself - Art Historian
- Rocío Dávila - Herself - Prado Museum Staff Member
- Maite Dávila - Herself - Prado Museum Staff Member
- Carmen Garrido - Herself - Prado Museum Staff Member
- Valentín J. Alejándrez - Himself - Writer
- Matías Díaz Padrón - Himself - Art Historian
- Antonio Sáseta - Himself - Architect
- Jaime García-Máiquez - Himself - Prado Museum Staff Member
- Antonio López García - Himself - Artist
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Carl J. Sukenick
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Carl J. Sukenick
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