Axel holds out in the hospital defending the Doc and the unconscious Vanessa in episode 1x01 "Help Me".
Vanessa is captured by Julius and forced to fight her old friend Susan before escaping in episode 1x05 "Fear Her".
Mohamed shoots off flares to warn the group back at the hospital and then watches them flee in an ambulance in episode 1x07 "For Me".
Vanessa and Axel climb out of the tunnel after leaving the hospital in episode 1x03 "Stay Inside".
The resistance is ambushed while attempting to sneak into the vampire lair in episode 1x06 "Nothing Matters".