Nigel Barber
饰 Self - Narrator (voice)
Elliot Graves
饰 Self - Technical Supervisor
Lori Johnston
饰 Self - Microbial Ecologist
Sindbad Rumney-Guggenheim
饰 Self - Relative of Benjamin Guggenheim
Parks Stephenson
饰 Self - Titanic Specialist
Victor Vescovo
饰 Self - Chief Submersible Pilot
