A young boy struggles to overcome his speech problem and strained relationship with his parents.
| Actor | Role |
|---|---|
 Patricia NealDr. Roberta Clemm | Dr. Roberta Clemm |
 Jean-Pierre CasselRoger Tunnell | Roger Tunnell |
 Britt EklandChris Bentley | Chris Bentley |
 Lynn CarlinMrs. Baxter | Mrs. Baxter |
 Scott JacobyRoger Baxter | Roger Baxter |
 Sally ThomsettNemo | Nemo |
 Paul EddingtonMr Rawling | Mr Rawling |
 Paul MaxwellMr Baxter | Mr Baxter |
| IIan ThompsonDr Walsh | Dr Walsh |
 Ronald Leigh-HuntMr Fishie | Mr Fishie |
| FFrances BennettMrs Newman | Mrs Newman |
 George ToveyGeorge | George |
 Marianne StoneWoman | Woman |
 Nicholas SmithTaxi Driver | Taxi Driver |
| RReed De RouenPoker Player | Poker Player |