Dembélé attended to Malian Institut National des Arts de Bamako (INA) after a school diploma : Etudes Fondamentales (DEF).

His theatre credits include The Strange Destiny of Wangrin, Hyène à jeun and Waari.

His film credits include Guimba, le tyran and Finzan (by Cheick Oumar Sissoko), Filon d'or (by Sidi Diabaté) and Macadam Tribu (by Zeca Laplaine).

Dembélé co-adapted and performed in Sophocles' Antigone and his writing credits include plays such as A vous la nuit, and a novel Sacré Kaba.

Dembélé has worked with renowned theatre director Peter Brook in several plays, among them Tragédie d'Hamlet, Tierno Bokar, and Sizwe Banzi is Dead.