(written from a Production point of view)
Danny Nero (born 22 June 1952; age 65) is an actor who played a Vulcan guard in Star Trek III: The Search for Spock. As a background performer he received no credit for his appearance. Nero later worked for Central Casting where he cast extras for the three last seasons of Star Trek: The Next Generation.
Nero mainly appeared as a background actor and stand-in on television series, including Wings, ER, Brimstone, Angel, Firefly, and Justice (2006, episode "Christmas Party"). He also served as stand-in for Victor Garber on J.J. Abrams' Alias and on Justice. More recently, Nero worked as recurring background actor and stand-in on Grey's Antomy.
Among his on-screen appearances are films such as the comedy Airplane II: The Sequel (1982, with William Shatner and Sam Anderson), the horror film Poltergeist II: The Other Side (1986, with stunts by Dana Dru Evenson, George Wilbur, and Beth Nufer), the action sequel Beverly Hills Cop II (1987, with Ronny Cox, Dean Stockwell, Valerie Wildman, Stephen Liska, and John Hostetter), Joel Schuhmacher's vampire thriller The Lost Boys (1987, with Todd Feder, Spice Williams-Crosby, and Gene LeBell), the drama Love Affair (1994), and the science fiction film Serenity (2005, with Amy Wieczorek).
Among the projects he worked as a member of extras casting are the television series Wings and ER, John Carpenter's Memoirs of an Invisible Man (1992, with Rosalind Chao), and the fantasy film Casper (1995).