Annie Druce claims she is the heir to the Duke of Portland.
| Actor | Role |
|---|---|
 Patricia HayesAnnie Druce | Annie Druce |
 Raymond HuntleyDr. Tristram | Dr. Tristram |
| AAntony BrownHerbert Druce | Herbert Druce |
 Nigel HaversRonald Walker | Ronald Walker |
| AAlan CullenArchdeacon | Archdeacon |
 Richard WilsonAlbert Foster | Albert Foster |
| PPreston LockwoodMr. Justice Jeune | Mr. Justice Jeune |
| JJohn BaskcombBargrave Dean | Bargrave Dean |
 Walter SparrowGeorge Hollamby Druce | George Hollamby Druce |
 Ronald AdamMr. Chichele Plowden | Mr. Chichele Plowden |
| GGeorge CormackRobert Caldwell | Robert Caldwell |
 Renée AshersonMiss Robinson | Miss Robinson |
| GGeorge HaganClerk of Court | Clerk of Court |
| AAlick HayesMr. Greene | Mr. Greene |