Lauren Tom
Janet TAM (14 eps)
Carla Gugino
Dr. Molly Anne Caffrey (13 eps)
Brian Van Holt
Sean Cavennaugh (13 eps)
Brent Spiner
Dr. Nigel Fenway (13 eps)
Rob Benedict
Lucas Pegg (13 eps)
Peter Dinklage
Arthur Ramsey (13 eps)
Charles S. Dutton
J.T. Baylock (13 eps)
Scott MacDonald
Captain Manning (4 eps)
Seamus Dever
Agent Detoro (2 eps)
Austin Majors
Kid (1 eps)