Irina Nikolayevna Arkadin (Madam Treplev, an actress.) – Diana Gaunt
Konstantin Gavrilovitch Treplev (her son) – Peter Bennett
Pyotr Nikolayevitch Sorin (her brother) – Guy Wilman
Nina Mihailovna Zaretchnaia (the daughter of a wealthy landowner) – Josie Gradwell
Ilya Afanasyevitch Shamraev (a retired lieutenant, Sorin’s bailiff) – Harry Chapman
Polina Andreyevna (his wife) – Mary Tempest
Masha (his daughter) – Susan Thrustans
Boris Alexeyevitch Trigorin (a writer) – Peter Hall
Yeugeny Sergeyevitch Dorn (a doctor) – Howard Crawford
Semyon Semyonovitch Medvedenko (a schoolmaster) – David Scottow
Yakov (a labourer) – Craig Jamieson
A Maid – Eva Connell