Got an email from the producer. Contact him directly if interested:
Do you have two or more consenting partners? Are you and several lovers all trying to build a life together? Is having multiple spouses, boyfriends, or girlfriends the only kind of relationship that seems to make sense to you?
If you are between the ages of 18 and 29 and would like a chance to be cast in MTV’s True Life: I’m Polyamorous, write in to firstname.lastname@example.org with a detailed description of your love life situation, and please include your name, phone number, and a recent photo.