Question: what actor has been in the most successful movies?
Answer: 8 Ben Stiller (8) ... 
7 Robert Downey Jr. ... 
6 Gary Oldman (9) ... 
5 Tom Cruise (9) ... 
4 Will Smith (10) ... 
3 Tom Hanks (10) ... 
2 Sir Ian McKellen (11) ... 
1 Harrison Ford (11)