diff --git a/awx/api/serializers.py b/awx/api/serializers.py
index 48f2203521..cf3d957f16 100644
--- a/awx/api/serializers.py
+++ b/awx/api/serializers.py
@@ -1261,6 +1261,9 @@ class CustomInventoryScriptSerializer(BaseSerializer):
 
     def get_related(self, obj):
         res = super(CustomInventoryScriptSerializer, self).get_related(obj)
+        res.update(dict(
+            roles = reverse('api:inventory_script_roles_list', args=(obj.pk,)),
+        ))
 
         if obj.organization:
             res['organization'] = reverse('api:organization_detail', args=(obj.organization.pk,))
diff --git a/awx/api/urls.py b/awx/api/urls.py
index c05cf30366..9ed4af3c70 100644
--- a/awx/api/urls.py
+++ b/awx/api/urls.py
@@ -155,6 +155,7 @@ inventory_update_urls = patterns('awx.api.views',
 inventory_script_urls = patterns('awx.api.views',
     url(r'^$',                                          'inventory_script_list'),
     url(r'^(?P<pk>[0-9]+)/$',                           'inventory_script_detail'),
+    url(r'^(?P<pk>[0-9]+)/roles/$',                     'inventory_script_roles_list'),
 )
 
 credential_urls = patterns('awx.api.views',
diff --git a/awx/api/views.py b/awx/api/views.py
index fc3cf39521..84fd3347e7 100644
--- a/awx/api/views.py
+++ b/awx/api/views.py
@@ -813,7 +813,7 @@ class OrganizationRolesList(SubListAPIView):
     def get_queryset(self):
         po = self.get_parent_object()
         content_type = ContentType.objects.get_for_model(self.parent_model)
-        return Role.objects.filter(content_type=content_type, object_id=po.pk).all()
+        return Role.objects.filter(content_type=content_type, object_id=po.pk)
 
 class TeamList(ListCreateAPIView):
 
@@ -1090,7 +1090,7 @@ class ProjectRolesList(SubListAPIView):
     def get_queryset(self):
         po = self.get_parent_object()
         content_type = ContentType.objects.get_for_model(self.parent_model)
-        return Role.objects.filter(content_type=content_type, object_id=po.pk).all()
+        return Role.objects.filter(content_type=content_type, object_id=po.pk)
 
 class UserList(ListCreateAPIView):
 
@@ -1402,7 +1402,7 @@ class CredentialRolesList(SubListAPIView):
     def get_queryset(self):
         po = self.get_parent_object()
         content_type = ContentType.objects.get_for_model(self.parent_model)
-        return Role.objects.filter(content_type=content_type, object_id=po.pk).all()
+        return Role.objects.filter(content_type=content_type, object_id=po.pk)
 
 class InventoryScriptList(ListCreateAPIView):
 
@@ -1424,6 +1424,18 @@ class InventoryScriptDetail(RetrieveUpdateDestroyAPIView):
             inv_src.save()
         return super(InventoryScriptDetail, self).destroy(request, *args, **kwargs)
 
+class InventoryScriptRolesList(SubListAPIView):
+
+    model = Role
+    serializer_class = RoleSerializer
+    parent_model = CustomInventoryScript
+    new_in_300 = True
+
+    def get_queryset(self):
+        po = self.get_parent_object()
+        content_type = ContentType.objects.get_for_model(self.parent_model)
+        return Role.objects.filter(content_type=content_type, object_id=po.pk)
+
 class InventoryList(ListCreateAPIView):
 
     model = Inventory
@@ -1484,7 +1496,7 @@ class InventoryRolesList(SubListAPIView):
     def get_queryset(self):
         po = self.get_parent_object()
         content_type = ContentType.objects.get_for_model(self.parent_model)
-        return Role.objects.filter(content_type=content_type, object_id=po.pk).all()
+        return Role.objects.filter(content_type=content_type, object_id=po.pk)
 
 class InventoryJobTemplateList(SubListAPIView):
 
@@ -1831,7 +1843,7 @@ class GroupRolesList(SubListAPIView):
     def get_queryset(self):
         po = self.get_parent_object()
         content_type = ContentType.objects.get_for_model(self.parent_model)
-        return Role.objects.filter(content_type=content_type, object_id=po.pk).all()
+        return Role.objects.filter(content_type=content_type, object_id=po.pk)
 
 
 class InventoryGroupsList(SubListCreateAttachDetachAPIView):
@@ -2561,7 +2573,7 @@ class JobTemplateRolesList(SubListAPIView):
     def get_queryset(self):
         po = self.get_parent_object()
         content_type = ContentType.objects.get_for_model(self.parent_model)
-        return Role.objects.filter(content_type=content_type, object_id=po.pk).all()
+        return Role.objects.filter(content_type=content_type, object_id=po.pk)
 
 class SystemJobTemplateList(ListAPIView):