Sam Crean starts at loosehead after Angus Bell has withdrawn due to illness

Stade Français will be aiming for their third straight victory after wins against Exeter and Castres and have only lost one match in their last six 35-34 against Bayonne

Ulster have won three consecutive matches against Cheetahs, Munster and Connacht after losing back-to-back matches against Leinster and Cardiff.

Welcome to the liver coverage of the Challenge Cup fixture between Ulster Rugby and Stade Francais at Affidea Stadium, Belfast .