Irène Jacob. Irène Jacob was 36 in Letter from an Unknown Woman as 'Rose'.
Christopher Thompson. Christopher Thompson was 36 in Letter from an Unknown Woman as 'Albert Rank'.
Joachim Bißmeier. Joachim Bißmeier was 66 in Letter from an Unknown Woman as 'Johann'.
Karlheinz Hackl. Karlheinz Hackl was 53 in Letter from an Unknown Woman as 'Graf'.
Nina Proll. Nina Proll was 28 in Letter from an Unknown Woman as 'Margarethe'.
David Cameron. David Cameron was 69 in Letter from an Unknown Woman 
Patricia Hirschbichler. Patricia Hirschbichler was 48 in Letter from an Unknown Woman 
Jacques Deray. Jacques Deray was 73 in Letter from an Unknown Woman as 'Director'
Jean-Claude Carrière. Jean-Claude Carrière was 71 in Letter from an Unknown Woman as 'Writer'Sylvie Pontoizeau. Sylvie Pontoizeau was >> in Letter from an Unknown Woman as 'Editor'
Claude Bolling. Claude Bolling was 72 in Letter from an Unknown Woman as 'Original Music Composer'
Gernot Roll. Gernot Roll was 63 in Letter from an Unknown Woman as 'Camera Operator'
Stefan Zweig. Stefan Zweig would have been no older than 60 in Letter from an Unknown Woman as 'Novel'
Klaus Rott