WP: Grab image attachments from current post and display

<?php if ( have_posts() ) : while ( have_posts() ) : the_post(); ?>
    <?php $query_images_args = array(
        'post_type' => 'attachment',
        'post_mime_type' =>'image',
        'post_status' => 'inherit',
        'post_parent' => $post->ID,
        'posts_per_page' => -1
        );

        $query_images = new WP_Query( $query_images_args );
        $images = array();
        foreach ( $query_images->posts as $image) { $images[]= $image->guid; };
    ?>

    <img src="<?php echo $images['0']; ?>" alt="" />

<?php endwhile; endif;?>