Mark "Kiwi" Kalaugher plays the role of the airport Security Agent. He is also a lighting technician credited with working on the production crew for "Hearts and Minds", "Three Minutes" and "A Tale of Two Cities". He has since been upped to the chief Lighting Technician for episodes such as "One of Us".
Note: In Season 1 he is credited as Mark "Kiwi" Kalagher.
- Represented New Zealand in swimming at the 1992 Commonwealth Games in Brisbane, Australia.
- Is a member of I.A.T.S.E. Local 665.
- Attended the University of Hawaii on a swimming scholarship and remained in the State.
- I.A.T.S.E. article mentioning Kalaugher's technical work on Lost.