The short answer is that you are likely infringing on the bands' trademarks and would likely not succeed in fighting this. Generally bands, such as...

I agree with the above answers, but would like to expand. In addition to the infringement issue, in order to be patentable the combination...

Can I go after US based companies who are printing illegal copies of my t-shirts with my trademarked name included?

Based on the information that you provided, it may be possible to pursue infringers for any activities that they have conducted in the US. If the...

Would this be legal ?

Unless you have permission, i.e. a license, to do this from the copyright owners (most likely the movie studios), you will find yourself in hot water.