Mix the salt and pepepr with the flour and dredge the fillets in the mixutre. Shake off excess. Melt the butter in a saute pan and just as it starts to foam, add the fish, cooking both sides until just cooked.
Removed from pan and keep warm. Add the remaining butter to the pan, then the bananas and saute for 2 minutes.
Add the dark rum and ignite. Flambe for 2 minutes or until the flames die down. Pour over the fish. Garnish with banana slices, parsley and halved orange slices.