Constantine

Absolutely. The premise strongly suggests an exploration of profound themes. Constantine's journey to Hell and back, coupled with the presence of angelic and demonic factions, inherently points towards a narrative grappling with the nature of salvation, the consequences of sin, and the eternal struggle between good and evil.

Information regarding specific streaming availability for 'Constantine' in Australia isn't provided in the context. Viewers are advised to check major Australian streaming platforms like Netflix, Stan, Binge, or Amazon Prime Video, as well as digital rental services, to determine current viewing options.

The film navigates a dark, supernatural thriller territory. Given its premise involving demons, angels, and a protagonist who has 'literally been to Hell and back,' expect a tone that balances gritty urban fantasy with elements of existential dread and occult mystery. It leans into a world where the veil between the mundane and the infernal is thin.

While the provided context doesn't explicitly state it, the character of John Constantine is famously known from DC Comics' Hellblazer series. This suggests the film likely draws its narrative and characterisation from those established comic book roots, bringing a pre-existing mythology to the screen.

The film boasts a notable cast, with Keanu Reeves taking the lead as John Constantine. He is joined by Rachel Weisz, who plays the investigating policewoman. Other key roles are filled by Shia LaBeouf, Djimon Hounsou, and Max Baker, contributing to the film's ensemble dynamic.

The film plunges us into the life of John Constantine, a man who has experienced the afterlife firsthand. He finds himself entangled with a detective investigating her twin sister's peculiar suicide. Their joint inquiry pulls them into a hidden realm coexisting with Los Angeles, populated by both demonic and angelic forces, hinting at a larger celestial war.