(written from a Production point of view)
Andrew Alden is an actor who appeared as an armed guard in the Star Trek: Voyager episode "Concerning Flight". He received no credit for his appearance and was identified by the name tag of his costume which was sold off on the It's A Wrap! sale and auction on eBay. 
He is a member of the Screen Actor's Guild and AFTRA and studied precision driving stunts in Bill Young's precision driving team.
Alden has played minor roles in the science fiction film Invader (1996, with Carlos Carrasco, Leland Orser, David Cowgill, and Michael Bailous), the action thriller Last Man Standing (1996, with Ken Jenkins, Patrick Kilpatrick, and Christopher Doyle), and the science fiction thriller The Thirteenth Floor (1999, with Jeremy Roberts, Rif Hutton, and Leon Rippy).