Oldham have signed Haiti goalkeeper Johny Placide, with striker Eoin Doyle, utility man Kean Bryan and keeper Jack Ruddy joining on loan until January.
Former Le Havre and Stade de Reims keeper Placide, 29, has signed a two-year deal at Boundary Park.
Ex-Hibernian forward Doyle, also 29, joins the Latics on loan from Preston.
Scotland Under-21 keeper Ruddy, 19, has signed from Wolves, while 20-year-old Bryan, who can play in defence or midfield, joins from Manchester City.
Doyle, Ruddy and Bryan will remain with John Sheridan's side until 1 January.
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