diff --git a/changelogs/fragments/playiterator-add_tasks-optimize.yml b/changelogs/fragments/playiterator-add_tasks-optimize.yml
new file mode 100644
index 00000000000..a0b69242fe0
--- /dev/null
+++ b/changelogs/fragments/playiterator-add_tasks-optimize.yml
@@ -0,0 +1,2 @@
+bugfixes:
+  - Optimize the way tasks from within ``include_tasks``/``include_role`` are inserted into the play.
diff --git a/lib/ansible/executor/play_iterator.py b/lib/ansible/executor/play_iterator.py
index e512b64b840..54ed6ca3b1f 100644
--- a/lib/ansible/executor/play_iterator.py
+++ b/lib/ansible/executor/play_iterator.py
@@ -598,28 +598,22 @@ class PlayIterator:
             if state.tasks_child_state:
                 state.tasks_child_state = self._insert_tasks_into_state(state.tasks_child_state, task_list)
             else:
-                target_block = state._blocks[state.cur_block].copy()
-                before = target_block.block[:state.cur_regular_task]
-                after = target_block.block[state.cur_regular_task:]
-                target_block.block = before + task_list + after
+                target_block = state._blocks[state.cur_block].copy(exclude_tasks=True)
+                target_block.block[state.cur_regular_task:state.cur_regular_task] = task_list
                 state._blocks[state.cur_block] = target_block
         elif state.run_state == IteratingStates.RESCUE:
             if state.rescue_child_state:
                 state.rescue_child_state = self._insert_tasks_into_state(state.rescue_child_state, task_list)
             else:
-                target_block = state._blocks[state.cur_block].copy()
-                before = target_block.rescue[:state.cur_rescue_task]
-                after = target_block.rescue[state.cur_rescue_task:]
-                target_block.rescue = before + task_list + after
+                target_block = state._blocks[state.cur_block].copy(exclude_tasks=True)
+                target_block.rescue[state.cur_rescue_task:state.cur_rescue_task] = task_list
                 state._blocks[state.cur_block] = target_block
         elif state.run_state == IteratingStates.ALWAYS:
             if state.always_child_state:
                 state.always_child_state = self._insert_tasks_into_state(state.always_child_state, task_list)
             else:
-                target_block = state._blocks[state.cur_block].copy()
-                before = target_block.always[:state.cur_always_task]
-                after = target_block.always[state.cur_always_task:]
-                target_block.always = before + task_list + after
+                target_block = state._blocks[state.cur_block].copy(exclude_tasks=True)
+                target_block.always[state.cur_always_task:state.cur_always_task] = task_list
                 state._blocks[state.cur_block] = target_block
         elif state.run_state == IteratingStates.HANDLERS:
             state.handlers[state.cur_handlers_task:state.cur_handlers_task] = [h for b in task_list for h in b.block]
diff --git a/lib/ansible/playbook/block.py b/lib/ansible/playbook/block.py
index f7dd8994e2e..464ff3879c5 100644
--- a/lib/ansible/playbook/block.py
+++ b/lib/ansible/playbook/block.py
@@ -177,7 +177,7 @@ class Block(Base, Conditional, CollectionSearch, Taggable, Notifiable, Delegatab
         def _dupe_task_list(task_list, new_block):
             new_task_list = []
             for task in task_list:
-                new_task = task.copy(exclude_parent=True)
+                new_task = task.copy(exclude_parent=True, exclude_tasks=exclude_tasks)
                 if task._parent:
                     new_task._parent = task._parent.copy(exclude_tasks=True)
                     if task._parent == new_block: