(written from a Production point of view)
Ben Lemon (born 21 May 1955; age 65) is the actor who played Jev in the Star Trek: The Next Generation fifth season episode "Violations". He filmed his scenes between Tuesday 29 October 1991 and Thursday 31 October 1991 and Monday 4 November 1991 and Wednesday 6 November 1991 on Paramount Stage 8, 9, and 16. His costume was sold off on the It's A Wrap! sale and auction on eBay and parts were also worn by Tom Morga, Ron McCoy, and Eve Brenner. 
Born in Tarrytown, New York, Lemon first appeared to television audiences in a 1989 episode of thirtysomething, starring David Clennon. This was followed with a guest appearance on China Beach, a series which starred Robert Picardo, Concetta Tomei, Jeff Kober, and Megan Gallagher. He subsequently made appearances on Married… with Children, Life Goes On (starring Bill Smitrovich and Ray Buktenica), Murder She Wrote (with Stephen Macht), The Practice (in an episode with Ron Glass), Melrose Place, Beverly Hills, 90210, and JAG (with Glenn Morshower).
He made his film debut with a small role in the 1990 action sequel Die Hard 2, which also featured William Sadler and Colm Meaney. The following year, he again appeared with William Sadler, as well as Glenn Morshower, Leon Russom, and Tim deZarn, in the TV movie Tagget. In 1993, he appeared in the film Hot Shots! Part Deux with Miguel Ferrer, Brenda Bakke and Mitchell Ryan. He appeared with Ryan again in the 1997 film Liar, Liar, along with Anne Haney, Eric Pierpoint and Chip Mayer.
Lemon did not act in film or television between 1998 and 2009, having become a project manager for Walt Disney Studios. In this capacity, he worked on the animated films Atlantis: The Lost Empire (which featured the voice of Leonard Nimoy) and Chicken Little (with the voice of Patrick Stewart).
In 2009 he made guest appearances in episodes of Big Love (with Charles Esten, Robert Beltran, Patrick Fabian, Michael Ensign, Thomas Kopache, Melinda Page Hamilton, and Annie O'Donnell) and True Blood (with Michelle Forbes and Kristin Bauer), followed by a guest roles in episodes of Desperate Housewives (2010, with Teri Hatcher, Brenda Strong, Dakin Matthews, John Rubinstein, and Kevin Scott Allen) and House M.D. (2011, with Michael Nouri).