When one of my new straight-male friends asked if he could sit in on a QSA meeting, I immediately said yes and took him to a panel on LGBT dating, hoping to show him how cool the queer community is. The discussion was mostly civil, until my fledgling ally worked up the courage to ask one simple question.
Let us not forget that transgender is an umbrella that encompasses all persons whose authentic identity does not conform unambiguously to conventional notions of male or female genders and assigned gender at birth. Male and female are increasingly being presented as two distinct states, with nothing between.
No one will ever be one hundred percent of what you want them to be or idolize them to be. An actor or actress is just one small part of a show, and their lives outside of that show exist in whatever way they chose to live. If you don't agree with what they are doing, how they act, or how they live that life, it's time to start questioning why you follow or idolize them.