

Grace Lisa Vandenburg counts everything - the letters in her name, the poppy seeds on her orange cake. She counts because numbers hold the world together. But when a chance encounter with Seamus turns her world upside down, Grace's meticulously ordered life starts to unravel.
You can stream Addition on Amazon Prime Video, Amazon Prime Video with Ads, Kanopy and Fawesome. It is also available to rent or buy on Amazon Video, Apple TV Store, Google Play Movies, YouTube, Fandango At Home, Amazon Video, Apple TV Store, Google Play Movies, YouTube and Fandango At Home.
Addition was directed by Marcelle Lunam.
Addition holds an average rating of 6.2/10 on TMDB, and it lands best with fans of drama and romance. Join the discussion below to add your take.
Addition runs for 1h 31min, and was released in 2026.
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