Walter Heidenreich is a German evangelist known for his work with the Free Christian Youth Community (FCJG) in Lüdenscheid and their mission branch, HELP international. Once a drug addict, his life was radically transformed by God and he now has a passion for revival and missions. In over 25 years of ministry he has initiated many large-scale events in Germany, including March for Jesus; several missions congresses; and The Call Berlin. His autobiography is entitled ‘HELP – I need Somebody’.