With the help of government-issued pamphlets, an elderly British couple build a shelter and prepare for an impending nuclear attack, unaware that times and the nature of war have changed from their romantic memories of World War II.
This movie contains 13 potentially triggering events.
A dog is seen in a flashback so he will have been long gone by the time of the explosion.
There's also some kind of animal corpse during the part where Hilda reckons she can smell "roast beef" which might be a dog or a cat.
[SPOILER] though it does not happen on screen, it is heavily implied that both main characters are inevitability going to succumb to radiation sickness when they crawl into potato sacks
[SPOILER] Jim and Hilda discuss their son at multiple points in the film, thusly their deaths at the end constitute parental death, even though you do not see the son’s reaction (as it is implied he died in the nuclear blast)
There's also some kind of animal corpse during the part where Hilda reckons she can smell "roast beef" which might be a dog or a cat.