Index: program/steps/mail/func.inc
===================================================================
--- program/steps/mail/func.inc	(revision 7415c02ecfe21eff80074605b93fd3354475e7b3)
+++ program/steps/mail/func.inc	(revision 5cef5b55bf02a9e807d4fe728d97738a758f04e0)
@@ -307,5 +307,5 @@
     foreach ($a_show_cols as $col)
       {
-      if ($col=='from' || $col=='to')
+      if (in_array($col, array('from', 'to', 'cc', 'replyto')))
         $cont = Q(rcmail_address_string($header->$col, 3, false, $attrib['addicon']), 'show');
       else if ($col=='subject')
@@ -428,5 +428,5 @@
     foreach ($a_show_cols as $col)
       {
-      if ($col=='from' || $col=='to')
+      if (in_array($col, array('from', 'to', 'cc', 'replyto')))
         $cont = Q(rcmail_address_string($header->$col, 3), 'show');
       else if ($col=='subject')
Index: skins/default/mail.css
===================================================================
--- skins/default/mail.css	(revision 47a09cd338b58dda88e8e68b12be67e25045f52c)
+++ skins/default/mail.css	(revision 5cef5b55bf02a9e807d4fe728d97738a758f04e0)
@@ -776,5 +776,7 @@
 
 #messagelist tr td.from,
-#messagelist tr td.to
+#messagelist tr td.to,
+#messagelist tr td.cc,
+#messagelist tr td.replyto
 {
   width: 180px;