* Cliff Richard - as Don
* Connie Francis - as Sandra
* Bobby Rydell - as Russ
* Jeremy Kemp - as Michael
* Marianne Faithfull - as Elaine
* Henry Oscar - as Mr. Miller
* Lionel Jeffries - as The Old Man
* Barbara Ferris - as Barbara
* David Lodge - as David
* Philip Gilbert - as Philip
The film also featured a number of supporting actors and actresses, including:
* Sheila Hancock
* Josephine Tewson
* Victor Spinetti
Let me know if you'd like more information about the characters or the film itself!