- Dan Snow
- Self - Presenter
- Nick Hewitt
- Self - Presenter
- Shini Somara
- Self - Presenter
- James Windsor
- Self - Commander, HMS Echo Survey Vessel
- Andy Smith
- Self - Curator, USS Texas
- Andrew Choong
- Self - Curator of Models, National Maritime Museum
- Phillip Wilson
- Self - Professor of Ship Dynamics, Southampton University
- Alan West
- Self - First Sea Lord
- Tony Comer
- Self - GCHQ Historian
- Alan Ray
- Self - Optical Engineer, Thales
- Keith Bowers
- Self - Commander, HMS Portland
- Jon Downes
- Self - Ship Dynamics Department, Southampton University
- Simon Piles
- Hiimself - HMS Portland
- Trevor Laurence
- Self - Explosives Expert
- Elizabeth Dickson
- Self - Niece of Battle Casualty
- Ian Kikuchi
- Self - Curator, Imperial War Museum
- Mary Cox
- Self - Historian, Oxford University
