British-Australian indie powerhouse See-Saw Films has signed a multi-year strategic slate production financing partnership with Paris-based investment firm Entourage Ventures. Under the deal, Entourage will invest up to $50 million in equity over the next three years across a slate of features for See-Saw, recently acquired by Mediawan . See-Saw is behind hit TV shows such as “ Slow Horses ” and “Heartstopper” and award-winning films including “The Power of the Dog,” “The Son” and “The King’s