Instantly, a searchlight sliced a brilliant path from above the boathouse door.
But the crooks couldn't shift; they had dropped below the level of the boathouse door and were cramped there.
The boathouse doors are ill-fitting and if there's no light showing that will mean they still haven't finished their diving.
The boathouse door was unaccountably unlocked, and banging in the wind.
Two men from the vessel opened the boathouse door from the inside.
A man was tampering with the lock of their boathouse door!
That speculation ended, The Shadow began operations upon the boathouse door.
The dog settled back on his haunches and watched George test the boathouse door.
The boathouse door was secure, so George returned to the house, locking the front door.
They made sure that the convertible and the boathouse doors were locked.