The GreenLeaf AfterBuzz TV After Show reviews episodes of OWN's Greenleaf tv series! The Greenleaf family, which runs sprawling Memphis megachurch Calvary Fellowship World Ministries, appears to be a loving and caring clan. Beneath the surface, though, exists scandalous secrets and lies. Greed, adultery and sibling rivalry are among the issues that threaten to test the family's faith and tear the group apart.