The present invention relates to bispecific antibodies against EGFR and against IGF-1R, methods for their production, pharmaceutical compositions containing said antibodies, and methods of treatment using the antibodies.EGFR及びIGF-1Rに対する二重特異性抗体、該二重特異性抗体の製造方法、該二重特異性抗体を含む医薬組成物及びその使用に関する。