Ioan Gruffudd

as Commander Horatio Hornblower

Robert Lindsay

as Admiral Sir Edward Pellew

Paul McGann

as Lieutenant Bush

Ron Cook

as Steward James Doughty

Lorcan Cranitch

as Wolfe

Tony Haygarth

as Prowse

Julia Sawalha

as Maria Hornblower

Barbara Flynn

as Mrs. Mason

Paul Copley

as Matthews

Sean Gilder

as Styles

Jonathan Coy

as Captain Bracegirdie

Jim Carter

as Etheridge

Jonathan Forbes

as Orrock