During the filming of The Last Thing He Told Me, Nikolaj Coster-Waldau played a prank on his co-star Jennifer Garner by dressing up in his character's disguise without her knowledge. Garner was shocked and emotional when she saw Coster-Waldau in the disguise, which mirrored the intense scene they were about to film. Despite the prank, both actors appreciated the emotional connection between their characters and believed in the authenticity of their love story. They shared their thoughts on the finale and the possibility of a future reunion in a potential sequel.
