Hon trodde det var han

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

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