Derek Wardwell (Shaun Noble) is struck with amnesia, and the last thing he remembers is the beautiful voice of opera singer Helen Maxwell (Evelyn Maccabe). When he regains consciousness, Wardwell thinks he's in love with her. After his amnesia is cured, Wardwell returns to his fiancee while Helen begins a romance with his doctor.
| Actor | Role |
|---|---|
| EEvelyn MaccabeHelen Maxwell | Helen Maxwell |
 Ralph MichaelRoger Stanton | Roger Stanton |
| SShaun NobleDerek Wardell | Derek Wardell |
 James HayterNicholas Klausmann | Nicholas Klausmann |
| VValentine DunnMrs. Wardell | Mrs. Wardell |
 Christopher LeeAuguste | Auguste |
| EEthel ColeridgeWoman in cinema | Woman in cinema |
| CCarleen LordHelen's Dresser | Helen's Dresser |
 Conrad PhillipsLieutenant Fenton | Lieutenant Fenton |
 Martin BoddeyMajor | Major |
 Sam KyddSergeant | Sergeant |
 Lockwood WestMr. Stokes | Mr. Stokes |
| YYvonne ForsterNurse | Nurse |