Lino Ventura. Lino Ventura was 39 in Twelve Hours by the Clock as 'Fourbieux'.
Laurent Terzieff. Laurent Terzieff was 23 in Twelve Hours by the Clock as 'Kopetsky'.
Hannes Messemer. Hannes Messemer was 34 in Twelve Hours by the Clock as 'Serge'.
Eva Bartok. Eva Bartok was 31 in Twelve Hours by the Clock as 'Eva'.
Suzy Prim. Suzy Prim was 62 in Twelve Hours by the Clock as 'Madame César'.
Lucien Raimbourg. Lucien Raimbourg was 55 in Twelve Hours by the Clock as 'César'.
Gert Fröbe. Gert Fröbe was 46 in Twelve Hours by the Clock as 'Monsieur Blanche'.
Guy Tréjan. Guy Tréjan was 37 in Twelve Hours by the Clock as 'Armand,le gendarme'.
Géza von Radványi. Géza von Radványi was 51 in Twelve Hours by the Clock as 'Director'
Henri Alekan. Henri Alekan was 50 in Twelve Hours by the Clock as 'Director of Photography'
Pierre Boileau. Pierre Boileau was 52 in Twelve Hours by the Clock as 'Screenplay'
Thomas Narcejac. Thomas Narcejac was 50 in Twelve Hours by the Clock as 'Screenplay'Suzy Prim. Suzy Prim was 62 in Twelve Hours by the Clock as 'Producer'
Léo Ferré. Léo Ferré was 42 in Twelve Hours by the Clock as 'Original Music Composer'
René Lefèvre. René Lefèvre was 61 in Twelve Hours by the Clock as 'Dialogue'
Jean-Louis Roncoroni. Jean-Louis Roncoroni was >> in Twelve Hours by the Clock as 'Dialogue'Roger Forster. Roger Forster was 56 in Twelve Hours by the Clock as 'Still Photographer'