From Boeings QRH check list!
"Captain collaspes"
Recall items
a, Cross captain off seniority list
b, PA pax that captain has died (ensures media coverage, frightens pax & makes you look more of a hero when you land safely)
c, Summon captains "bit on the side" from down the back & arrange to console her later.
d, Check contract for unscheduled overnight allowances.