As long as they're still making milk crates, any guy can be a leading man in Hollywood, no matter how short he is.  And some of these guys are REALLY short.  Some, on the other hand, are REALLY tall.

 

Here's a list of some of today's most popular leading men, from shortest to tallest:

 

Kevin Hart,  5-foot-2

 

Daniel Radcliffe,  5-foot-5

 

Jack Black,  5-foot-6

 

Tom Cruise,  5-foot-7

 

Mark Wahlberg,  5-foot-8

  

Robert Downey Jr.,  5-foot-9

 

Johnny Depp,  5-foot-10

 

Brad Pitt,  5-foot-11

  

Ryan Gosling,  6 foot

  

Bradley Cooper,  6-foot-1

 

Will Smith,  6-foot-2

  

Will Ferrell,  6-foot-3

 

Jason Segel,  6-foot-5

  

Vince Vaughn,  6-foot-6

 

Check out a cool comparison graphic here!