1. Jurassic Park (1993)
2. Final Fantasy VII: Advent Children (2005)
3. Monty Python and the Holy Grail (1975)
4. Beverly Hills Ninja (1997)
5. Tales of Vesperia: The First Strike (2010)
I think it's Yoko because
1. Detective Conan wasn't originally suppose to be long. So the possibility of the boss appearing early is high.
2. Vermouth (who is actress Sharon Vineyard) is the boss's favorite and Yoko is also an actress.