In the community Lily Dale, New York, located just south of Buffalo, 40 spiritualists that have undergone rigorous testing to be allowed to work as mediums, give visitors an opportunity to communicate with spirits of loved ones. Their work is captured in the HBO documentary No One Dies in Lily Dale (2011).
I have an interest in this field, but I think the documentary might attract viewers that haven´t.
Here is the trailer, however, I don´t feel it does the documentary justice:
You can wath the full documentary for free over at Culture Unplugged.
Featured image: Medium Michelle Whitedove who´s in the documentary. Via HBO.