Aage Fønss

as Major Irminger

as Nabo

as Ensom gammel mand

as Greve Torben Hjelm

as Over-Assistent Bækgaard

as Henrik Olivarius - skibsreder

as Professor Niels Klitgaard

as Hr. Jørgensen

as Grosserer Helge Appel

as Sagfører Hansen

as John Harmon / Julius Handford / J. Rokesmith

as George Rogers (as grown-up)

as Røret, forbryder