The film’s stars also took out top honours in their categories.
The annual Deadly Awards, now in its 18th year, honour Indigenous excellence in various categories across arts, music and sport.
Mabo was selected ahead of documentaries Freedom Rides 40 Years On and The Tall Man.
Premiering at the Sydney Film Festival, Mabo is an ABC commissioned telemovie on the life of Indigenous activist Eddie Mabo, directed by Rachel Perkins and produced by Blackfella Films.
Mabo actors Jimi Bani and Deborah Mailman made it a clean sweep for the film, winning in their Male and Female Actor of the Year categories.
Bani won ahead of The Strait’s Aaron Fa’aoso, Buried City’s Meyne Wyatt, Charles Passi for Mabo and Leon Burchill for The Krakouer.
Mailman beat Outland’s Christine Anu,