重返泰坦尼克号

Nigel Barber

Self - Narrator (voice)

Elliot Graves

Self - Technical Supervisor

Lori Johnston

Self - Microbial Ecologist

Sindbad Rumney-Guggenheim

Self - Relative of Benjamin Guggenheim

Parks Stephenson

Self - Titanic Specialist

Victor Vescovo

Self - Chief Submersible Pilot