Himself - Commentator
The film twice states that it doesn't intend a moral injunction, but it clearly does with comments such as "our society... regards sexual intercourse outside marriage as irresponsible and possibly disastrous" and "you can use your knowledge with responsibility and real love or you can use it wantonly and with mere animal appetite". This is clearly marriage education not sex education.
A surreal mix of advertising tropes from the 1960s is very funny but has a neat anti-capitalist undertow.
Larry Shaw
When publisher William Marshall learns his young ward Melissa Collins has committed suicide, he sets in motion a plan to murder the man who drove Melissa to kill herself. Mistakenly believing that singer Larry Shaw is his intended target, Marshall unwittingly seeks help from the man who actually broke Melissa's heart.
First Air France Steward
On receiving an inheritance from her grandfather, Canadian Jeannie MacLean decides to visit the family's Scottish roots. On the plane she meets businessman Stanley Smith, and romance blossoms in Edinburgh. The complications begin when Stanley breaks a date with Jeannie to woo voluptuous redhead Helene, and Jeannie is flattered by the attentions of the impoverished Lord McNairn; he's heard about her good fortune, and gallantly offers to show her the city.
2nd Journalist
Alec Graham is sentenced to death for the murder of his girlfriend Jennie, with whom he spent a weekend at the English country home of the parents of his friend Brian Stanford. Alec’s father, David Graham, a not-so-successful writer and alcoholic who has neglected his son in the past, flies in from Canada to visit his son on death row. David then goes on a quest to try and clear his son’s name while battling “the bottle.”
Commentator (voice)
Sergeant
From the case files of Scotland Yard, detectives investigate the mysterious death of Peter Adams, artist and possible forger.
Bit Part (uncredited)
A man from the countryside becomes London’s newest music hall sensation, and competes with a rival music hall performer for the audience’s attention.