The North End pair have been named in manager Walter Smith's 27-man squad for the game against Moldova at Hampden Park on Saturday, 4th June and the away game against Belarus on Wednesday, 8th June.
Full Scotland squad: Douglas (Celtic), Gordon (Hearts), Marshall (Celtic), Alexander (Preston), Caldwell (Hibernian), Caldwell (Sunderland), McNamara (Celtic), McNamee (Livingston), Naysmith (Everton), Pressley (Hearts), Webster (Hearts), Weir (Everton), Dailly (West Ham), Ferguson (Rangers), Fletcher (Manchester United), Hartley (Hearts), McCann (Southampton), McCulloch (Wigan), O'Neil (Preston), Quashie (Southampton), Crawford (Dundee United), McFadden (Everton), Miller (Wolves), Miller (Bristol City), O'Connor (Hibernian), Riordan (Hibernian), Thompson (Rangers).
Full Scotland squad: Douglas (Celtic), Gordon (Hearts), Marshall (Celtic), Alexander (Preston), Caldwell (Hibernian), Caldwell (Sunderland), McNamara (Celtic), McNamee (Livingston), Naysmith (Everton), Pressley (Hearts), Webster (Hearts), Weir (Everton), Dailly (West Ham), Ferguson (Rangers), Fletcher (Manchester United), Hartley (Hearts), McCann (Southampton), McCulloch (Wigan), O'Neil (Preston), Quashie (Southampton), Crawford (Dundee United), McFadden (Everton), Miller (Wolves), Miller (Bristol City), O'Connor (Hibernian), Riordan (Hibernian), Thompson (Rangers).