Bob Benson (Self - NTSB Investigator (segment: 1999 South Dakota Learjet crash)), Clint Crookshanks (Self - NTSB Investigator (segment: China Airlines Flight 611)), Todd Curtis (Self - Aviation Analyst (segment: Helios Airways Flight 522 & segment: China Airlines Flight 611)), John DeLisi (Self - NTSB Investigator (segment: China Airlines Flight 611)), Gregory Feith (Self - Former NTSB Investigator (segment: Helios Airways Flight 522)), Mitchell Garber (Self - NTSB Investigator (segment: 1999 South Dakota Learjet crash)), Faithon Karaioscofides (Self - Air Accident Investigator (segment: Helios Airways Flight 522)), Phillipos Koutsaftis (Self - Chief Coroner, Athens (segment: Helios Airways Flight 522)), Wesley Kutch (Self - Air Traffic Controller (segment: 1999 South Dakota Learjet crash)), John JNance (Self - Aviation Analyst (segment: China Airlines Flight 611 & 1999 South Dakota Learjet crash))