Other is used before plural noun and is used with the persons and places.
Other people can help me in my crisis moment if you don’t want.
Other men are going with me.
I shall give my money to the other men.
Others is only used with persons not with any place.
He always blames others instead of his sister.
I you, her and all others in your class.
Thirty students out of forty came and others were absent.
The other is used with both singular and plural number.
I did not see him there I saw the other boy.
The other men and women joined the meeting except you.
She was gossiping with the others boys in the room.
She gave me the other thing not this.