16d - As Chris says Roof, the definition is a bit loose.
18d - 7 letter word for "violently attacked" as in "s...... by a wild animal " that goes around a single letter for "pound" - definition is "being rescued"
22a - Usual 2 letters for "Saint" inside 4 letters "one page for annual publication" (publication is where you'd see all the months of the year)
24d - First 4 letters of only month that begins with S.
Did the cast come off Ok?