 Richard ChamberlainPyotr Ilyich Tchaikovsky | Pyotr Ilyich Tchaikovsky |
 Glenda JacksonAntonina 'Nina' Milyukova | Antonina 'Nina' Milyukova |
 Max AdrianNicholas Rubinstein | Nicholas Rubinstein |
| CChristopher GableCount Anton Chiluvsky | Count Anton Chiluvsky |
 Kenneth ColleyModeste Tchaikovsky | Modeste Tchaikovsky |
| IIzabella TelezynskaMadame Nadedja von Meck | Madame Nadedja von Meck |
| MMaureen PryorMrs. Milyukova | Mrs. Milyukova |
| SSabina MaydelleSasha Tchaikovsky | Sasha Tchaikovsky |
 Andrew FauldsDavidov | Davidov |
 Bruce RobinsonAlexei Sofronov | Alexei Sofronov |
| BBen ArisYoung Lieutenant | Young Lieutenant |
| XXavier RussellKoyola | Koyola |
| DDennis Myersvon Meck Twin | von Meck Twin |
| JJohn Myersvon Meck Twin | von Meck Twin |
| JJoanne BrownOlga Bredska | Olga Bredska |
 Alexei JawdokimovDmitri Shubelov | Dmitri Shubelov |
| AAlex Russellvon Meck Child | von Meck Child |
| CClive CazesDoctor | Doctor |
| GGeorgina ParkinsonOdile | Odile |
| GGraham ArmitagePrince Balukin | Prince Balukin |
| AAlan DubreuilPrince in Swan Lake | Prince in Swan Lake |
| CConsuela ChapmanTchaikovsky's Mother | Tchaikovsky's Mother |
| JJames RussellBobyek | Bobyek |
| VVictoria RussellTatiana | Tatiana |
| AAlex BrewerYoung Tchaikovsky | Young Tchaikovsky |
 Imogen ClaireLady in White (uncredited) | Lady in White (uncredited) |
| HHarry FielderGentleman (uncredited) | Gentleman (uncredited) |
 Peter LandVon Rothbart in Swan Lake (uncredited) | Von Rothbart in Swan Lake (uncredited) |
| MMaggy MaxwellQueen in Swan Lake (uncredited) | Queen in Swan Lake (uncredited) |
| PPetra SiniawskiDancer (uncredited) | Dancer (uncredited) |
