In August 2014, Julian Denison starred in the film "Paper Plane", which was released in Australia.

On January 22, 2016, the comedy "The Barbarian Hunt" in which he starred premiered at the Sundance Film Festival, in which he played Ricky. The film was released in New Zealand on March 31 of the same year.

In May 2018, the sci-fi film "Deadpool 2: I Love My Family", starring Ryan Reynolds and Josh Brolin, was released in the United States.

In November 2020, the film "Save Christmas 2" in which she starred was released in Canada.

In March 2021, the film "Godzilla vs. Kong" in which she starred was released in China.

In September 2023, the film "Rugby Riot" in which she starred premiered at the Toronto Film Festival. The film was released in New Zealand on October 5th.

In March 2024, the sci-fi horror film "Millennium", starring Jadon Martell and Rachel Ziegler, premiered at the South by Southwest Film Festival.

On June 13, 2025, Julian Denison starred in the film "How to Train Your Dragon", which was released.