Martha: Reparto
Ove Sprogøe
Hovmester Watson
Morten Grunwald
Knud Hansen
Helge Kjærulff-Schmidt
Skibsreder O. P. Andersen
Poul Bundgaard
Alf
Karl Stegger
Kaptajn Peter Nielsen
Poul Reichhardt
Maskinmester Bråst
Hanne Borchsenius
Lone Andersen
Birger Jensen
Halfdan
Henrik Wiehe
Styrmanden (som Henrik Wiehe)
Paul Hagen
Radiotelegrafist Marius Knudsen
Preben Kaas
Kokken
Eleni Anoussakis
Laura
Lily Weiding
Frk. Bruun
Sverre Wilberg
Skibsreder Amundsen
Odd Wolstad
Kaptajn på Harald
Bjørn Puggaard-Müller
Johansen
Stavros Christofides
Fyrbøder Alexander (uncredited)
Σωτήρης Μουστάκας
Hector (uncredited)
Anthony Papadopoulos
Aias (uncredited)
Gunnar Bigum
Regnskabschef (uncredited)
Lone Luther
Rengøringsdame (uncredited)
Holger Vistisen
Dørmand (uncredited)