Finding can be frustrating. Because the novela aired in 1979, it predates the streaming boom. Many copies online are low-resolution VHS rips with hard-coded Spanish subs or no subs at all.
For decades, the barriers to entry for Spanish-language media were high for non-speakers. However, the introduction of English subtitles has sparked a "second life" for the franchise: Digital Accessibility los ricos tambien lloran english subtitles