Tom Morello Thomas Baptist Morello , better known simply as Tom Morello , is a Grammy Award - winning guitarist from Harlem , New York , who made two cameo appearances on " Star Trek " , first as an uncredited Son ' a officer in and later as Crewman on the episode . In the latter appearance , Morello ' s Mitchell directs " Voyager " s captain Janeway , to junction room 16 , " " To the left , ma ' am " " . As a musician , Morello may best be known as founding member and lead guitarist of the alternative / hard rock band Rage Against the Machine , whose hits include " Bulls on Parade " , " Guerrilla Radio " , and " Sleep Now in the Fire " . After the band split up in 2000 , Morello and fellow Rage Against the Machine members Tim Commerford and Brad Wilk joined singer , songwriter and guitarist Chris Cornell ( formerly of the band Soundgarden ) to form another highly successful and popular music group , Audioslave , who had hits with " Like a Stone " , " Doesn ' t Remind Me " , and " Be Yourself " , among others . In 2007 , Audioslave disbanded and Morello , Commerford , and Wilk reunited with singer Zack de la Rocha to reform Rage Against the Machine . In his capacity as guitarist for Rage Against the Machine , Morello had " Voyager " star Garrett Wang appear briefly in their video for " Sleep Now in the Fire . " Wang is seen enjoying the music at about 2 minutes and 10 seconds into the video . Morello has shared two Grammy Award wins and another four nominations with his Rage Against the Machine bandmates . He also shared a Grammy nomination as a member of Audioslave . " Rolling Stone " magazine ranked Morello as # 26 in their list of " 100 Greatest Guitarists of All Time " . In addition to his band affiliations , he also performs acoustic folk protest songs under the name The Nightwatchman . In 1998 , Morello – a die - hard Trekkie – contacted " Star Trek " producer Rick Berman and asked to have a cameo in " Star Trek : Insurrection " . Berman agreed , as his son was a fan of Rage Against the Machine . Despite four to five hours of make - up and the high temperature in which they were working ( they were filming in the desert ) , Morello states that he " was on cloud nine because I got to talk to Jean - Luc Picard " ( referring , of course , to actor Patrick Stewart ) . Because his Son ' a character could barely be seen , however , Morello was asked to appear on an episode of " Voyager " , this time as a Human Starfleet officer . After shooting the episode , " Good Shepherd " , Morello was praised by Rick Berman , who stated " " He [ Morello ] did a great job . It was a little pick - me - up for everyone " . " Following his stints on " Star Trek " , Morello had a role in ' s 2001 comic film " Made " , co - starring guest actress Famke Janssen . Favreau later cast Morello in a cameo in the 2008 Paramount Pictures release " Iron Man " , which co - starred Faran Tahir . Morello also had a supporting role in the 2005 independent drama " Berkeley " , along with Tracey Walter . In addition , Morello performed guitar for the films " xXx : State of the Union " , " Talladega Nights : The Ballad of Ricky Bobby " , and " Iron Man " and his music can be heard in such films as " The Matrix " , " Dodgeball : A True Underdog Story " , and " Collateral " .