At First Sight is a 1999 American romantic drama film directed by Irwin Winkler and starring Val Kilmer and Mira Sorvino. It is based on the essay "To See and Not See" in neurologist Oliver Sacks's 1995 book An Anthropologist on Mars and inspired by the true life story of Shirl Jennings. The film was written by Steve Levitt.

Val Edward Kilmer is an American actor. Originally a stage actor, he found fame after appearances in comedy films, starting with Top Secret! (1984) and Real Genius (1985), as well as the military action film Top Gun (1986) and the fantasy film Willow (1988). Kilmer gained acclaim for his portrayal of Jim Morrison in Oliver Stone's The Doors (1991). He was cast as a main character in films such as the western Tombstone (1993), and the crime dramas True Romance (1993) and Heat (1995). He portrayed Batman in Joel Schumacher's Batman Forever (1995), and continued to star in films such as The Ghost and the Darkness (1996), The Saint (1997), The Prince of Egypt (1998), Alexander (2004), Kiss Kiss Bang Bang (2005), and The Snowman (2017). In 2022, Kilmer reprised his role as Iceman in Top Gun: Maverick (2022).