Pia Stutzenstein as Nina, Caspar's interpreter and eventual secretary
Peter Prager as Bernhard Leinen, Caspar's father
Reception
On review aggregator website Rotten Tomatoes, the film holds an approval rating of 80%, based on 25 reviews, with an average rating of 6.9/10. The site's critical consensus reads, "It stumbles a bit during its arguments, but strong performances and a suspenseful story help The Collini Case earn a winning verdict."[5]