
Cast
Jean Lefebvre
Eugène Ballanchon, scientific researcher, single
Maria Latour
Régine, Mr. Beauchard's spy
Bernard Blier
Mr. Beauchard, executive secretary linked to a gang
Michel Serrault
Mr. Granger, director of the scientific laboratory
Pierre Tornade
DST inspector
Pierre Brasseur
Father Ballanchon
Margo Lion
Mrs. Ballanchon, Eugène's mother
Robert Dalban
Merchant, spy in the laboratory
Mario David
Mario
Henri Virlogeux
Scholar
André Chaumeau
Baron
Jean Franval
DST inspector
Paul Préboist
Agent
Alain Janey
Fred
Sabine Sun
Baroness
Yvon Sarray
Pedestrian
MA
Max Arian
Extra worker (uncredited)
André Cagnard
Jo (uncredited)
Guy Delorme
Actor from the western (uncredited)
Marius Gaidon
Police officer (uncredited)
Henri Guégan
Actor from the western (uncredited)
Jean Ozenne
Minister (uncredited)
Laure Paillette
Traveler (uncredited)
Lionel Vitrant
Actor from the western (uncredited)
Crew
JB
Jacques Besnard
Directing
PC
Pierre Charron
Art
HS
Henri Sonois
Art
RS
Robert Sussfeld
Production
André Cagnard
Directing
Alain Poiré
Production
Michel Berreur
Crew
JM
Jacques Martin
Art
BG
Bernard Gérard
Sound
MdT
Mireille de Tissot
Production
PC
Pierre Cosson
Directing
JJ
Jean Jak
Sound
René-Christian Forget
Sound
ML
Michel Lebon
Camera
GA
Guy Azzi
Production
AT
Armand Tabuteau
Production
HS
Henri Sonois
Art
RC
René Cambon
Writing
JB
Jacques Besnard
Writing
AB
Alice Bogard
Production
GBP
Gilles Baudoin Peytel
Camera
JB
Jacques Besnard
Production
Jean-Marie Poiré
Directing
Claude Carliez
Crew
DD
Daniel Diot
Camera
RL
Raymond Lemoigne
Camera
Jean Halain
Writing
CL
Colette Lambert
Editing
Rico López
Crew
BB
Billy Bonnard
Costume & Make-Up
GN
Gilbert Natot
Editing