The invention relates to a player humanoid robot, a method and computer programs associated therewith. The prior art does not disclose any humanoid robot able to move on its lower limbs, to perform gestures, to communicate visual and/or audible signs, to receive same and interpret them so as to deduce therefrom appropriate behaviors for participating in a game in time as compere, questioner, questioned, investigator or mobile stake for the game. The hardware architectures, internal software and software for programming the robot of the invention make it possible to carry out these functions and to create new game experiences in which the boundaries between virtual world and real world are shifted once again.