No it is not illegal. Also, she was acting in a movie. Not my type, but neither is a lot of the junk out there. Especially on the alphabet networks.
Several Hollywood personaties should also be shunned by society, but I guess their craft is more advant gard and it makes it all ok.
Besides, how could you sully the image of a cop any further? Really?
Cops. Dogs. Dominatrix’s.
What could go wrong?