The Mysterious Client (1918)50 minNot rated yetComedyDramaCountry of originNot yet available · likely United States (estimated from cast and crew)CastIrene Castle as Jeanne DarcyMilton Sills as Harry NelsonWarner Oland as Boris NorjunovCesare Gravina as Ton CavalloCrewFred E. Wright · DirectorCharles T. Dazey · WriterRoy Somerville · WriterAlbert Richard · Cinematographer