Kammala jumla mai zuwa: Moorcroft ya fara zama babban jami'in Burtaniya a 1973 kuma ya yi gasa a wasannin Olympic na farko a Montreal 1976, inda ya zama na bakwai a wasan karshe na mita 1,500. Ya lashe zinare a Wasannin Commonwealth na 1978 a Edmonton a mita 1500. Bayan makonni hudu kawai, ya lashe lambar tagulla a daidai wannan nesa a
Gasar zakarun Turai a Prague. A Wasannin Olympics na Moscow na 1980, ya sha wahala daga matsalolin ciki kuma an fitar da shi a wasan kusa da na karshe na mita 5,000.