All 6 Best Iain Armitage Movies Ranked (Best to Worst)

Destin Daniel Cretton’s adaptation of Jeannette Walls’s searing memoir balances the romanticism of nonconformity against the terrifying collateral damage of parental neglect. Powered by ferocious turns from Woody Harrelson and Brie Larson, the film avoids standard melodrama by treating poverty and chaotic wanderlust with sharp sensory texture. As the youngest iteration of Brian Walls, Armitage supplies the family dynamic with an aching vulnerability. Rather than playing a one-dimensional victim of circumstance, he mirrors Harrelson's wild charisma with watchful unease, establishing the quiet backbone of the sibling pact that sustains the story's emotional core.

Reteaming legends Jane Fonda and Robert Redford, Ritesh Batra’s gentle late-career drama is an exercise in quiet restraint. Set in a sleepy Colorado town, the narrative examines aging, loneliness, and the hesitant courage it takes to seek late-in-life companionship after decades of grief. Armitage enters the picture as Jamie, an emotionally adrift grandson seeking footing amidst unexpected warmth. He rejects conventional child-actor sentimentality, playing the boy’s initial guardedness and eventual thawing with subtle physical cadence. His screen time opposite screen royalty confirms his instinct for unforced, organic dramatic interplay.

Cal Brunker’s theatrical leap for the ubiquitous canine franchise surprised critics by staging legitimate cinematic set pieces while leaning hard into classic rescue-adventure tropes. By trading television simplicity for sweeping urban scale and heightened dramatic stakes, the film crafts an unexpectedly poignant examination of post-traumatic anxiety and operational courage under pressure. Voicing police pup Chase, Armitage carries the feature's entire psychological burden. He imbues the German Shepherd's crisis of confidence with believable vulnerability and hard-won resilience, elevating an otherwise commercial brand outing into genuine, character-driven family entertainment.

Tony Cervone’s kinetic animated reboot attempts to construct an expansive Hanna-Barbera shared cinematic universe around Mystery Inc., stuffing the frame with sci-fi gadgetry and classic superhero iconography. While the manic pacing occasionally crowds the franchise’s nostalgic charms, the movie shines brightest during its sun-drenched Venice Beach prologue depicting the sleuths' origins. Armitage voices the pint-sized Norville 'Shaggy' Rogers, capturing the legendary slacker's nervous affection and goofy warmth without descending into broad parody. His vocal chemistry with Scooby sets an earnest tone that keeps the frenzied adventure tethered to genuine heart.

Escalating the franchise's cinematic ambitions, this superhero-tinged sequel outfits the rescue pack with meteor-powered abilities while tackling themes of self-worth and belonging. Director Cal Brunker cranks up the visual spectacle with slick neon-soaked action choreography, though the narrative trades some of the original's grounded heart for hyperactive sensory overdrive. Armitage contributes vocal continuity to the ensemble as Chase, bringing measured authority and unwavering warmth to the squad’s front line. Even with the narrative spotlight pivoting largely toward Skye, his presence guarantees the high-flying rescue operation retains its recognizable moral center.

Michelle Schumacher’s experimental indie drama threads a fragmented timeline to portray a solitary, guilt-ridden alcoholic confronting the ghosts of his past. Anchor J.K. Simmons gives an almost entirely silent, physically devastating performance as the aged protagonist, supported by non-linear memories shifting through distinct ages. Armitage steps in as the youngest iteration of this scarred soul, tasked with conveying deep domestic sorrow before words can fully explain it. While the film’s somber, fragmented pacing frequently stumbles under its own solemn weight, the boy’s somber screen presence captures the genesis of lifelong emotional fracture.