The casual crew of the Olivia - who occasionally get together for the good of the many (or because they're bored or need money)
Athena - Captain, Hacker - she's rich but needs work to keep life interesting, and is the one looking for new work.
Lee - Security - has a history with Athena
Jewels (sp?) - Pilot, owner of the Olivia, she's possibly a bit OCD
Luthor - Muscle - ex professional fighter with attitude
The Iceman - Lockpicking expert with no past and no name
Dr Zhang - Ex Army medic looking to help the less privileged (mostly to rebel against his upbringing)