Look at the descriptor beside the letter
The Motion Picture Association’s ratings guide explains that descriptors identify the content behind a film’s US rating. Its discussion of peril concerns immediate danger to a character, often arising other than from another character’s attack. This helps distinguish a frightening situation from a simple tally of fights or injuries, although descriptors may appear together.
Apply that distinction to the viewer’s concern
If a child is worried by natural disasters or characters trapped in danger, a question about whether anyone fights may not answer the real concern. Read the actual descriptor and the release’s fuller advice where available. A film can involve action, peril and violence in different combinations; the familiar genre on a promotional banner is not a substitute for those details.
Keep the US label in its own system
An American poster or trailer can show G, PG, PG-13, R or NC-17. That does not establish the certificate of the UK release, even when the film title matches. Before comparing labels, verify the market and edition. Do not describe a US descriptor as a BBFC finding or create a numerical conversion that neither organisation supplies.
Ask one useful follow-up
For an imported listing, write down the exact rating and descriptor, then find the relevant local release if that is what you plan to watch. If the concern is suspense around a particular kind of danger, ask about that directly while agreeing how much plot detail you want. This keeps a viewing choice focused on the material rather than a disagreement about different national labels.
Questions, answered
Does peril always mean a character is being attacked?
No. The MPA distinguishes peril from danger normally described as violence by another character.
Can a US descriptor establish the UK film certificate?
No. Use the classification for the relevant release and market.