Doctor Crippen or Doctor Crippen on Board (German:Dr. Crippen an Bord) is a 1942 German crime film directed by Erich Engels and starring Rudolf Fernau, René Deltgen and Anja Elkoff.
Rudolf Fernau as Dr. CrippenRené Deltgen as DüwellAnja Elkoff as Cora CrippenGertrud Meyen as Lucie TalbotRolf Weih as ArnoldiMax Gülstorff as KendallPaul Dahlke as VerteidigerO.E. Hasse as Prof. MorrisonHeinz Schorlemmer as Petersson, Steward auf der "Montrose"Walter Lieck as MichelsRobert Bürkner as NicolinErnst Waldow as Dr.HiddenWilhelm Bendow as HarrasGünther Hadank as StaatsanwaltErnst Leudesdorff as GerichtsvorsitzenderKnut Hartwig as 1. OffizierAdolf Fischer as Funker MentonOlga Engl as Eine Nachbarin Dr. CrippensHella Thornegg as Bertha, eine Nachbarin Dr. CrippensLouis Brody as PedroMeta Weber as Frau MartinettiAlbert Johannes as Herr MartinettiJosef Keim as GerichtsarztElisabeth Scherer as Rosy Dupont, Hausmädchen bei Dr. CrippenKäthe Jöken-König as Frau von 'Otti'Ernst G. Schiffner as Ein GerichtsreporterPeter Busse as Der Mann 'Otti' aus dem Puplikum beim VerwandlungskünstlerLeo Peukert as PassagierEdith Wolff as Morrisons AssistentinAlbert Lippert as Ein Gast bei Dr. CrippenArthur Reinhardt as Wachtmeister bei der Gerichtsverhandlung