Barnabas is out in the daylight, but not really: They filmed his sequence with Victoria on the cliffs using Day-For-Night, filmed in the daytime (which here has a lot of sun beyond the tree-shade they walked in) and making it seem as if it were night, with heavy moonlight.
Rebecca Staab's last appearance as Daphne Collins, but for the character it's posthumous, taking place in David's nightmare.