Index: wp-admin/includes/class-wp-users-list-table.php
===================================================================
--- wp-admin/includes/class-wp-users-list-table.php	(revision 22558)
+++ wp-admin/includes/class-wp-users-list-table.php	(working copy)
@@ -197,7 +197,7 @@
 		foreach ( $this->items as $userid => $user_object ) {
 			$role = reset( $user_object->roles );
 
-			if ( is_multisite() && empty( $role ) )
+			if ( is_multisite() && empty( $user_object->caps ) )
 				continue;
 
 			$style = ( ' class="alternate"' == $style ) ? '' : ' class="alternate"';