Guest Stars Eric Grove as Himself (Naval Historian) Runar Lia as Himself Andrzej Słaby as Himself (Hydrographer) Jann Witt as Himself (Historian) Fredrik Soreide as Himself David Mearns as Himself (Shipwreck Hunter) Stephen Burke as Himself (Author) Adam Olejnik as Himself (Author) Innes McCartney as Himself (Marine Archaeologist)
