Dredge joined Irishman Shane Lowry, Gareth Maybin of Northern Ireland, Dane Thomas Bjorn, Spaniards Jose Manuel Lara and Ignacio Garrido, Tano Goya of Argentina and Scots Andrew Coltart and Montgomerie, theEuropean Ryder Cup captain, in qualifying outright at international final qualifying.
England's Danny Willett, Scot Paul Lawrie, Irishman Shane Lowry, Frenchman Julien Quesne, Indian Jeev Milkha Singh and Dane Thomas Bjorn are all in the group with current Open champion Ernie Els a shot further back.