Siriyan Gre'Non appears to be of Middle Eastern descent with dark eyes and hair.  He is about five and a half feet tall and a little bit scrawny.  He misses his long hair.

Emmet Johnson claims to be from Colorado.  He is about six feet tall with black hair and dark brown eyes.  He appears to be in good shape and always has an alert look.

Aradhana Murasaki is an attractive woman with East Asian features, including dark brown eyes and black hair.  She has a slight accent and speaks several languages other than English.  She is roughly five and a half feet tall and appears to be quite fit.

Aaron Skeanoch is a male in his early 30s.  Aaron is lacking all hair above the neck, clearly revealing his Welsh/Irish features.  At about 5'6", he is low enough that many people can get an easy glance at his shiny pate.

Jon Smith is an average looking, dark haired male.  He continually has a stern expression which makes his age a bit hard to judge.