movies_controller.php

<?php
// app/controllers/movies_controller.php
class MoviesController extends AppController {
    function edit($id = null) {
        // ...
        // $this->data = array(
        // 'Movie' => array('title' => 'Vicky Cristina Barcelona'),
        // 'Attachment' => array(
        //   0 => array('file' => transferable item1, 'model' => 'Movie'),
        //   1 => array('file' => transferable item2, 'model' => 'Movie'),
        //   )
        // );
        $this->Movie->saveAll($this->data, array('validate' => 'first'));
        // ...
    }
}
?>