This was originally a French song called Prière Sans Espoir (Hopeless Prayer) with music by Charles Danvers and lyrics by Pierre Benoit Buisson, released by Lucien Lupi in 1956.
English lyrics were added byCarl Sigman and the Angels released it in 1961, reaching No 14 in America.
Tom Jones did it in 1972, getting to No 2 in Britain and No 41 in the US, but I will spare you.