History PracticallyDifferentGenerations / LiveActionFilms

* ''Film/Dune2021'' and ''Film/DunePartTwo'': Paul is around fifteen years old, if not slightly older [[note]]his age isn't specified in the films and Creator/TimotheeChalamet was in his twenties at the time of filming; in the book he's stated to be fifteen[[/note]]. Using his powers of foresight, Paul realizes [[spoiler:his mother is several weeks pregnant with her second child, meaning his future sibling will be over a decade younger than him, potentially bordering on two decades younger]].

* ''Film/Dune2021'': Paul is around fifteen years old, if not slightly older [[note]]his age isn't specified in the film and Creator/TimotheeChalamet was in his twenties at the time of filming; in the book he's stated to be fifteen[[/note]]. Using his powers of foresight, Paul realizes [[spoiler:his mother is several weeks pregnant with her second child, meaning his future sibling will be over a decade younger than him, potentially bordering on two decades younger]].

* ''Film/TheSantaClause'': Charlie Calvin is about a decade older than his half-sister Lucy from his mother's second marriage. [[spoiler: He's an adult by the time his half-brother Buddy from his father's second marriage is born at the end of the third film.]]

* ''Film/BlackPanther2018'': T'Challa's exact age is not given, but he is likely in his early to mid-thirties. (His actor, Creator/ChadwickBoseman, was in his early ''40s'' at the time of filming, though a deleted scene shows T'Challa as a child in 1992, which would make him at least half a decade younger.) His younger sister ComicBook/{{Shuri}} is 16 years old.

* ''Film/AvengersAgeOfUltron'': Clint Barton has two children, Cooper (then aged 12) and Lila (then aged 10), and his wife Laura is expecting their third child, Nathaniel. By the time of ''Series/Hawkeye'' 9 years later, the Barton children are 16, 14 and 5 respectively due to losing five years during [[Film:AvengersEndgame the Blip]].

* ''Film/KickingAndScreaming'': the main character Phil Weston's half-brother Bucky is born on the same day as his son Sam. Thus, the audience is treated to ridiculous scenarios such as Phil's 10 year old half-brother repeatedly calling him "bro" and him asserting himself over Phil's son on the grounds that he's his uncle.

* In the family sports comedy ''Film/KickingAndScreaming'', the main character Phil Weston's son is born on the same day as his father's son with his second wife. Thus, the audience is treated to ridiculous scenarios such as Phil's 10 year old half-brother repeatedly calling him "bro" and him asserting himself over Phil's son on the grounds that he's his uncle.
* ''Film/KickingAndScreaming'': Phil's half-brother Bucky was born on the same day as his son Sam. Thus, the audience is treated to ridiculous scenarios such as Phil's 10 year old half-brother repeatedly calling him "bro" and him asserting himself over Phil's son on the grounds that he's his uncle.

* ''Film/FiveNightsAtFreddys2023'': Abby is Mike's younger sister, but whereas Mike seems to be in his mid-late twenties at the youngest, Abby isn't even 10. He's also her legal guardian and takes her with him on his night job because he cannot afford a babysitter.