The Blue Trail is a dystopian ‘coming-of-old-age’ gem

The Blue Trail offers a bold and refreshing vision of ageing – one driven by agency, quiet defiance and profound transformation. Set against the awe-inspiring landscapes of north-west Brazil, the film weaves together dystopian sci-fi with a striking “coming-of-old-age” journey, redefining what it means to grow older.

The film follows 77-year-old Tereza (Denise Weinberg). She lives in a chilling near-future where a totalitarian regime forcibly removes anyone over 75, relocating them to remote colonies without consultation or consent.

Faced with this looming threat of unwanted exclusion and invisibility, Tereza refuses to comply. Instead, she embarks on a surreal journey along the Amazon river to chase one final dream before she is “put out to pasture”.

On her picturesque journey through the Amazon, Tereza meets Cadu (Rodrigo Santoro), an enigmatic boat navigator with shady origins, and Ludemir (Adanilo), a fickle pilot with a clouded sense of judgment. Most importantly, however, she meets Roberta (Miriam Socarras), a secretly atheist preacher who sells Bibles. Roberta is older than Tereza, and brings an exciting and alluring sense of hope and freedom to her otherwise oppressive reality.

The two women connect in a powerfully intimate way, sharing new experiences and arriving at unexpected revelations. Together, they embody an almost Thelma and Louise-like bond. The Blue Trail is a thoroughly original story, in which two older women are capable of newness, independence and transformation against all odds.

Interrogating ageism

Amid its dystopian backdrop, the film reveals moments of astonishing beauty through its fantastical visual language – drifting between surreal, dreamlike images of the Amazon’s waterways, northern Brazilian river towns and striking urban jungles.

The collision of water and land, as well as jungle and urban environments, serve as powerful visual expressions of the story’s underlying tensions. Tereza’s character experiences her greatest sense of escape and liberation when she is at one with nature.

The film also lingers on stunning close-ups of animals, their presence quietly echoing Tereza’s journey in unexpected ways. Most notably, the fictional blue drool snail serves as a driving force in the plot. Often dismissed as slow and unassuming, the snail is reimagined in director Gabriel Mascaro’s world as a creature capable of profound and unexpected things.

At its core, the film serves as a critique of ageist assumptions, imagining an Orwellian future where today’s stereotypes calcify into authoritarian policy. In this world, the supposed logic of care mutates into control, unsettlingly blurring the line between protection and punishment.

We see Tereza subjected to a series of legal and social infantilisations. She is ordered to rest, despite having no desire or need to do so. She must obtain her daughter’s consent for everyday tasks like booking travel or buying lunch. She is forced to wear adult nappies despite being fully continent. These humiliations reveal the harm in treating old age as a singular, generalised state.

In this way, the film powerfully exemplifies the influential claim made by anti-ageist activist Margaret Gullette that we are “aged by culture”. It exposes how the acceptance of reductionist attitudes towards ageing can materialise as harmful, systemic ageist practices.

Despite these harsh realities, Mascaro constructs a character who commands our admiration rather than our pity. This creative choice feels particularly significant in a cultural landscape where older people are too often framed as weak, dependent, or diminished in capacity.

Tereza is presented as both physically and mentally capable – strong-willed, perceptive, and open to the possibility of a different future. Her age never defines the limits of her identity.

Instead, her quick wit becomes a subtle-yet-entertaining form of resistance, particularly when she turns ageist assumptions about incontinence back on those who impose them, gaining the upper hand in the process. These moments also offer brief light-hearted relief within the film’s broader narrative.

A final striking element of Mascaro’s film is his use of lingering close-ups on Tereza’s face. These moments showcase an intimacy rarely afforded to ageing women’s bodies on the big screen.

Through both characterisation and visual style, The Blue Trail quietly but powerfully resists the notion of ageing as taboo, and challenges the cultural tendency to overlook or erase older people altogether.

Danielle Reid receives funding from The Leverhulme Trust as part of the Women, Ageing and Machine Learning on Screen project.