In 'Blade Runner,' the replicant who delivers the famous 'tears in rain' speech is Roy Batty. He is the leader of a group of Nexus-6 replicants who return to Earth seeking a way to extend their artificially limited lives.
Roy confronts his creator, Dr. Eldon Tyrell, and later battles Rick Deckard through the film's bleak industrial settings. Although Roy is initially presented as a violent fugitive, his final actions complicate that image. After Deckard falls from a rooftop, Roy saves him rather than letting him die.
As Roy's four-year lifespan reaches its end, he delivers the reflective monologue about memories disappearing like tears in rain. The speech is one of the film's most enduring scenes because it gives a supposedly artificial being a deeply human awareness of mortality, memory, and loss. Rutger Hauer played Roy in the 1982 film.
The other replicants are separate characters: Leon Kowalski is a physically powerful infiltrator, Zhora Salome works as an exotic dancer, and Pris Stratton is described as a basic pleasure model. None delivers Roy's final speech.