Get the posts' attachments

loop.php

            <?php $args = array( 
		                'post_type' => 'attachment',
		                'numberposts' => 1,
		                'orderby' => 'rand',
		                'post_status' => null,
		                'post_parent' => get_the_ID(),
		                'post_mime_type'  => 'image'
		            ); 
		
		            $images = get_children( $args );            
		
		            if ($images) {
		            foreach ( $images as $attachment_id => $attachment ) { ?>
		            
						<div class="relative">
		                    <?php echo wp_get_attachment_image( $attachment_id, 'large' ); ?>
							
							<div class="overlay">
														
						        <h2><?php echo apply_filters( 'the_title', $attachment->post_title ); // Image Title ?></h2>
			                    <h3><?php echo get_the_title();  // Designer ?></h3>
			                    
							</div>
						</div>