The invention relates to a cutter drum for forage harvesters, with a plurality of discs (2) which are fastened on a shaft (1) and on the outer circumference of which strip-shaped holders (5) for cutters (6) are mounted. The essence of the invention is that blades (7) are arranged radially between the middle disc (2) and the side discs (3). At least two suction orifices (4) are formed in each side disc (3). The cutter drum according to the invention is suitable both for self-propelled forage harvesters and for suspended forage harvesters. <IMAGE>