--- template.php.ori	2009-01-28 19:40:26.000000000 +0100
+++ template.php	2009-04-18 20:09:34.453125000 +0200
@@ -2107,6 +2107,12 @@
 					echo "<a href='" . get_permalink( $post->ID ) . "'>#</a>";
 					echo '</div></td>';
 				}
+				break;
+			default:
+				echo "<td $attributes>\n";
+				do_action( 'manage_comments_custom_column', $column_name, $comment->comment_ID );
+				echo "</td>\n";
+				break;
 		}
 	}
 	echo "</tr>\n";