His 2019 film
Once Were Brothers: Robbie Robertson and the Band was also screened at the 2019
Whistler Film Festival, where it was the winner of the
Whistler Film Festival Documentary Award. Roher and
Eamonn O'Connor were
Canadian Screen Award nominees for
Best Editing in a Documentary at the
8th Canadian Screen Awards in 2020, and
Canadian Cinema Editors award nominees for Best Editing in a Documentary in 2020. Roher previously directed the short documentaries
Survivors Rowe, which was a CSA nominee for Best Documentary Program at the
5th Canadian Screen Awards in 2017, and
Sourtoe: The Story of the Sorry Cannibal, which was a CSA nominee for Best Direction in a Web Program or Series at the
6th Canadian Screen Awards in 2018. In 2025, Roher directed
Tuner, his first narrative fiction film. The thriller starred
Leo Woodall,
Dustin Hoffman,
Havana Rose Liu,
Jean Reno,
Lior Raz, and
Tovah Feldshuh, and premiered at
Telluride Film Festival. In December 2025, it was announced that Roher would co-direct
The AI Doc: Or How I Became an Apocaloptimist, a documentary feature film about the future of
AI. The film, co-directed with
Charlie Tyrell, premiered at the
Sundance Film Festival in January 2026. == Filmography ==