Which actor plays Lieutenant Matt Kowalski in the movie Gravity ?
" , by Kristy Swanson Sophie Kowalski – Marion Cotillard 's character in the 2005 French film " Jeux d'Enfants " , also known by its English title , " Love Me If You Dare " Sergei Kowalski , the titular character in the spaghetti western " The Mercenary " , played by Franco Nero .