Dennis Christopher (born 2 December 1955; age 68) played Borath in the Star Trek: Deep Space Nine third season episode "The Search, Part II" and Danik in the Star Trek: Enterprise first season episode "Detained".
Christopher rose to prominence with his starring role in the 1979 coming-of-age drama Breaking Away, for which he won a BAFTA Award for most promising newcomer and was nominated for a Golden Globe. Paul Dooley played his character's father in this film. He also appeared as Dooley's son in an episode of Law & Order: Criminal Intent. In 1981, Christopher played American athlete Charlie Paddock in Chariots of Fire, which starred Ben Cross and Alice Krige.
On television, he had recurring roles on Angel (as the evil wizard Cyvus Vail) and Profiler (as the "Jack of All Trades"), and guest appearances on series such as NYPD Blue, Six Feet Under, and Roswell.
In the Profiler series, his character's mother, Miriam Newquay, was played by Louise Fletcher. Furthermore, Dennis Christopher played Dr. Martin Ruper in the Sci-Fi Channel's The Lost Room in 2006. He also portrayed Eddie Kaspbrak in the 1990 adaptation of Stephen King's It.
Between 2000 and 2001, Christopher portrayed Vince Elsing in FreakyLinks where he worked with Ron Canada, Patrick Fabian, Daniel Roebuck, Ryan Bollman, John Billingsley, Connor Trinneer, Leslie Jordan, Brooke Benko, Dawn Stern, Art Chudabala, Steve Vinovich, Faran Tahir, Aaron Lustig, Scott Lincoln, Mirron E. Willis, and Tom McCleister.
In the 1980s, he guest-starred on The Equalizer as Father Nicholas Kostmayer, a Catholic priest and younger brother of series recurring character Mickey Kostmayer, played by Keith Szarabajka. In 2012, he appeared in the Quentin Tarantino film Django Unchained as Leonide Moguy.