A British submarine on patrol is accidentally rammed by a merchant ship, that tears a big hole in in sub. It sinks and the trapped men are doomed, unless a diving-lung, recently added to HRM subs is successful...and there will be time enough to save all the crew.
Directed byWalter Summers
Written byJohn F. Meed (screenplay), Leslie Norman (screenplay)
CountryUK
Runtime63 min
On screen
John Batten
Sydney Seaward
James Enstone
Syd Crossley