diff --git a/pinax/models/models.py b/pinax/models/models.py
index f219649..92c73aa 100644
--- a/pinax/models/models.py
+++ b/pinax/models/models.py
@@ -20,12 +20,28 @@ def active(self):
         return self.date_removed is None
     active.boolean = True
 
-    def delete(self):
+    def delete(self, _collect_related=True):
+        """Soft-delete the object.
+
+        Args:
+            _collect_related(bool): is deletion of this object requires to
+                collect and delete some related objects.
+
+        `_collect_related` used with cascade deletion. Just root object
+        should collect related objects. If related objects will also start to
+        collect realted objects we may fail into endless recursion
+        """
         # Fetch related models
-        to_delete = get_related_objects(self)
+        if _collect_related:
+            to_delete = get_related_objects(self)
+        else:
+            to_delete = []
 
         for obj in to_delete:
-            obj.delete()
+            if isinstance(obj, LogicalDeleteModel):
+                obj.delete(_collect_related=False)
+            else:
+                obj.delete()
 
         # Soft delete the object
         self.date_removed = timezone.now()