
The right answer is:

Die Hard (1988)
Those who knew the right answer were:
• Spörri:
"Die Hard!"
• mac did:
"die hard"
• Júlía:
"DIE HARD"
• Einar Bjarni:
"Die Hard...allt of auđvelt."
• OLEH_70:
"DIE HARD...HO, HO, HO"
• Kristín Parísardama:
"Die Hard"
• Guđni:
"Ţýska Klámmyndin DIE HARDE aka. DIE HARD m/ bruce wilis"
• Bub:
"Die Hard"
• Völundur:
"Die Hard"
• Sćsi:
"Die Hard
"
• Sigurdur Einarsson:
"Die Hard"
• Bastarđur Víkinga:
"Ţetta mun vera úr Die Hard."
• Kalli:
"Yippee kai-yay, it's Die Hard!"