Keith Szarabajka Keith Szarabajka is the actor who played Teero Anaydis in the episode and later Damrus in the episode . His shirt from his " Voyager " appearance was a costume re - use and previously worn by Duncan Regehr in the episode . Stuntman Hugh Aodh O ' Brien also wore the shirt in an episode of " Enterprise " . Szarabajka is perhaps best known for his role as Mickey Kostmayer on the television series " The Equalizer " alongside one - time TOS guest actor Robert Lansing . Szarabajka was a regular cast member on this series from 1986 until its end in 1989 . Szarabajka is also known for his recurring role as vampire hunter Daniel Holtz on the television series " Angel " . Hailing from Oak Park , Illinois , Szarabajka attended the University of Chicago and the Trinity University in San Antonio , Texas . He also studied acting at the Organic Theater in Chicago from 1972 through 1978 . Szarabajka performed in several stage productions during this time , making his Broadway debut in the 1973 play " Warp " with Tom Towles . Szarabajka made his feature film debut in the 1980 science fiction comedy " Simon " , which co - starred Wallace Shawn . This was followed by a supporting role in the 1982 film " Missing " , with David Clennon and Jerry Hardin . After starring in the Broadway musical " Doonesbury " ( based on the popular comic strip of the same name ) , Szarabajka appeared with fellow " Star Trek " alumni Ed Begley , Jr . , Joel Brooks , Cliff DeYoung , Kenneth Mars , Jeanne Mori , Chris Sarandon , Gail Strickland , George D . Wallace , and Paul Willson in the 1984 comedy film " Protocol " . In 1985 , Szarabajka played the third male lead in the drama film " Marie " . In 1987 , he co - starred with actor Rene Auberjonois in the film " Walker " . His subsequent film credits include ' s 1993 drama " A Perfect World " ( also featuring " Voyager " guest actor Bruce McGill ) , the 1994 family comedy " Andre " ( starring " Enterprise " guest actor Keith Carradine ) , and the 2002 war drama " We Were Soldiers " ( also featuring frequent " Trek " guest star Randy Oglesby ) . In 1991 , Szarabajka starred with Brad Greenquist , Ed Lauter , Matt Malloy , and Stephen Root in Stephen King ' s mini - series " Golden Years " , which aired on CBS . In 1994 , Szarabajka appeared in the mini - series " Heaven & Hell : North & South , Book III " , which also featured Jonathan Frakes of fame . More recently , in 2005 , Szarabajka was seen in the Emmy Award - winning mini - series " Into the West " , which also featured Keith Carradine , Clayton Rohner , and Garrett Wang . In addition to his " Star Trek " appearances , Szarabajka has guest - starred on such television series as " Babylon 5 " ( starring Bill Mumy and Andreas Katsulas ) , " Becker " ( starring Terry Farrell ) , " Touched by an Angel " ( working with Lee Meriwether and Ray Walston ) , " ER " ( with Deborah May ) , and " Numb3rs " ( directed by Lou Antonio ) . He also had recurring roles on NBC ' s " Law & Order " , UPN ' s " Angel " and " Roswell " , and Fox ' " 24 " . He also voiced the character of " Kip O ' Donnell " in the Nickelodeon animated series " The Wild Thornberrys " . He would voice a different character in 2002 ' s " The Wild Thornberrys Movie " , which also featured the voices of s Ethan Phillips as well as " Trek " guest stars Alfre Woodard ( Lily Sloane in ) and Brock Peters ( Joseph Sisko on ) . Since the early 2000s , Szarabajka has primarily been lending his voice to several video game projects . He had prominent roles in " Mass Effect 2 " ( which also featured Michael Dorn , Robin Sachs , and , if their characters survived the first game in the series , Raphael Sbarge and Armin Shimerman ) and " L . A . Noire " ( which also featured Patrick Fischler ) . He recently returned to feature films with a role as Detective Stephens in the 2008 sequel to " Batman Begins " entitled " The Dark Knight " , in which he shares scenes with the late . The other " Star Trek " performers appeared in " The Dark Knight " are Andrew Bicknell , Danny Goldring , and Tommy " Tiny " Lister , Jr . ; Nathan Crowley was the film ' s production designer .