There is nothing so stinky as mildew on clothes. Natural solutions such as vinegar and baking soda will do the trick. Add a quarter cup of vinegar to your washing machine and fill with water. Add the clothes with mildew and allow clothes to soak for at least 30 minutes, then drain. Wash in regular cycle. If you still have the mildew smell, get out the baking soda and add a cup to your regular wash cycle.
For removing mold and mildew vinegar is suitable, pour mixture of vinegar and water on cloth, left it alone for 2-3 hours after that, wash it with fresh water. Hang it outside for drying purpose, smell of vinegar also gone disappear after got dry.