George Clooney's Batman

http://www.digitalspy.co.uk/movies/news/a363264/george-clooney-i-didnt-know-theyd-give-batman-nipples.html
Clooney on how Batman & Robin could have ended his career

http://www.denofgeek.com/movies/21717/the-7-actors-who’ve-played-batman
Generally seen as the worst Batman

http://screenrant.com/george-clooney-batman-robin-benm-134152/
Talking on how it's a difficult role to play/star in

Val Kilmer's Batman

http://spinoff.comicbookresources.com/2012/04/18/c2e2-val-kilmer-amuses-crowd-with-a-look-back-at-his-career
Looks back at his time being Batman

http://www.denofgeek.com/movies/21717/the-7-actors-who’ve-played-batman
Reasons for his playing of the role

http://blastr.com/2011/10/joel-schumacher-defends-v.php
Joey Schumacher hailing Kilmer as "The best Batman"

Chrisitan Bale's Batman

http://screenrant.com/dark-knight-rises-christian-bale-interview-heath-ledger-benm-148934/
talking on his portrayal of the character of Batman.

http://jobryantnz.wordpress.com/2011/11/04/the-batman-christian-bale-style/
Explores in more detail the style that Bale brings to his character

http://www.entertainmentwise.com/news/76909/Christian-Bale-Reveals-Batmans-Soul
More open about why Batman's character is as dark as it is and how Bale brought many past events which occurred in the characters life

http://www.entertainmentwise.com/news/77900/Christian-Bale-Keeps-Jars-Of-Foetuses-In-His-Bedroom
Exposure of his rivalry with Leonardo DiCaprio, and some dark personal secrets

Intro to Study

This Batman study will include four main films containing the four actors who have played batman in cinema movies, which are Michael Keaton, Val Kilmer, George Clooney and Christian Bale. Clips of a trailer for each of the actors is listed below;
Keaton: http://www.youtube.com/watch?v=VRqa47-jv0M
Kilmer: http://www.youtube.com/watch?v=mbhEr87Um-A
Clooney: http://www.youtube.com/watch?v=3slInVLWC9I
Bale: http://www.youtube.com/watch?v=5y2szViJlaY

The focus of my research task will be the range of change in the character of batman over the last 23 years, and how, with the use of actors, film styles, and screenplay, the franchise of Batman is now as dark as ever