Si jeunesse savait...

Jean Tissier as Gégène Paul Azaïs as Paulo Pierre Sergeol as A bandit Arlette Merry as Martine Jean Témerson as Fred Max Dalban as 'P'tit Louis' Lucas Gridoux as Producer Grégoire Gromoff Jacques Roussel as Shareholder Jacques Tarride as Professor Georges Vitray as Pons Pierre Juvenet as Bajaudel Robert Moor as Doctor Jacqueline Plessis as Client Jules Berry as Charles Vigne Saturnin Fabre as Abdul Suzet Maïs as Mathilde Vigne Sinoël as Gédéon Franck Maurice Robert Vattier as Lucien Bigne