Captain Ben Cutlet (Will Hay) likes to spin yarns about all of his {fake} seafaring adventures, one day his false past comes to bite him as he is bluffed into captaining the Rob Roy at sea, the Rob Roy being barely sea worthy and doomed to be wrecked by a crafty shipping agent.
You can stream Windbag the Sailor (1936) free and legally on OldReel, via the Internet Archive.
Yes — it is in the public domain and can be watched and shared freely.