Back to the Titanic documents the first manned dives to Titanic in nearly 15 years. New footage reveals fresh decay and sheds light on the ship’s future.
| Actor | Role |
|---|---|
 Nigel BarberSelf - Narrator (voice) | Self - Narrator (voice) |
| EElliot GravesSelf - Technical Supervisor | Self - Technical Supervisor |
| LLori JohnstonSelf - Microbial Ecologist | Self - Microbial Ecologist |
| SSindbad Rumney-GuggenheimSelf - Relative of Benjamin Guggenheim | Self - Relative of Benjamin Guggenheim |
| PParks StephensonSelf - Titanic Specialist | Self - Titanic Specialist |
| VVictor VescovoSelf - Chief Submersible Pilot | Self - Chief Submersible Pilot |