Mr. Worthing and Mr. Moncrieff both use the pseudonym Ernest, leading to a lot of misunderstandings.
| Actor | Role |
|---|---|
 Björn GustafsonJohn Worthing | John Worthing |
 Lars LindAlgernon Moncrieff | Algernon Moncrieff |
 Helena BrodinGwendoline Fairfax | Gwendoline Fairfax |
 Monica NielsenCecily Cardew | Cecily Cardew |
 Birgitta ValbergLady Bracknell | Lady Bracknell |
 Allan EdwallDoktor Chasuble | Doktor Chasuble |
 Margaretha KrookMiss Prism | Miss Prism |
 Carl BillquistLane | Lane |
 Ragnar ArvedsonMerriman | Merriman |