Lt. Timmothy Scott Ryan - Special Services Investigator

Captain Ray Harper - Navy Frigate Achilles Relief Expedition

Ensign Lydia Gates - Astrogator, Navy Frigate Achilles

Starman Craig T. Caruso - Weapons Systems Officer, Frigate Achilles

Captain Benjamin J. Beckerman - Dharma Colony Garrison

Professor J. Arnot Dover - Dharma Colony, Planetary Conservator

Chemical Lab Environmental Monitor (C.L.E.M.)

Emergency Lifeform Maintenance Octobot
(E.L.M.O)

Type-Z Electro-Kinetic Enhancement Droid
(Z.E.K.E)