Hon trodde det var han

Sture Baude as Farfar Tom Walter as Fimpen Arne Lindblad as tågpassagerare Edvin Adolphson as Mark Storm / Kurret Carl-Gunnar Wingård as ingenjör Berglund Marianne Löfgren as fröken Nyström David Erikson as portiern på fjällhotellet John Norrman as Svängbulten Artur Cederborgh as Kisen Agda Helin as majorskan Harry Ahlin as Smockan Siegfried Fischer as Tjacket Wiktor Andersson as Snoken Wilma Malmlöf as Hulda Paul Hagman as mannen som köper tågbiljett Åke Claesson as bokförläggaren Naemi Briese as Carmen Carl Hagman as major Stålhammar John Elfström as poliskonstapel Hilding Gavle as Svenska Akademiens sekreterare Margareta Fahlén as telefonist på fjällhotellet Greta Tegnér as tågpassagerare Gunnel Wadner as ung gäst på fjällhotellet John Melin as Bomben Anne-Margrethe Björlin as Elsa Selling Ragnar Widestedt as fjällhotellets direktör Carl Deurell as Bengtsson

Sven Rüno Original Music Composer Sven Stolpe Writer Carlo Keil-Möller Writer Per-Axel Branner Director Bertil Duroj Production Design Karl-Erik Alberts Director of Photography Edvin Adolphson Writer