Margit Saad

as Barbara Riccardi, Jachtbesitzerin

Boy Gobert

as Kai Brinkmann, ein Seemann

Mara Lane

as Jenny, Barbaras Zofe

Wolfgang Wahl

as Kapitän Wiegand

Peter Weck

as Robby Hansen

Bum Krüger

as Maat

Jan Hendriks

as Henry F. Jones