What are your limits of obedience? This Soho Place production of “White Rabbit, Red Rabbit” has lined up a star-studded cast–from Catherine Tate to Miriam Margolyes to Jason Isaacs–to engage in a strange experiment orchestrated by a crazy Iranian (<- I can say this because I’m also a crazy Iranian). Each night, a different actor walks onto the slowly revolving stage (set in the round), takes a red envelope from a chair, takes out the script, and reads from it cold–that is, with no rehearsal or preparation. On 4 October,…