Don't....before you do anything. read Steve Hassan, contact him. the cult mode will come out, things will be worse.
listen to this video:
https://www.youtube.com/watch?v=RTtMg0I9-jQ&list=PL1C92492B60E711FC
it's 16 parts....from 9 to 16 is an interview with steve hassan. great info....your family is brainwashed.
don't jump....this will take time.
shalom.
remember: it's a freaking cult.
GTTM