Their Own Devices
Joseph "Matchstick" Dempsey
Epsilon Group's Chief Technical Officer
- Height: very short
- Body Type: willowy
- Features: plain
- Eyes: pale blue
- Hair: very short, bright red
Joined Epsilon Group in 1998 as a Second Lieutenant.
Was promoted to Lieutenant in 2001.
Led the Epsilon Group containment crew deployed to Leverton in 2001.