| Original title | Che What? | 
|---|---|
| Danish title | Hva' | 
| International titles | Quoi?, Was? | 
| Other titles | Diary of forbidden dreams | 
| Director | Roman Polanski | 
| Screenplay | Gérard Brach, Roman Polanski | 
| Director of Photography | Marcello Gatti, Giuseppe Ruzzolini | 
| Editor | Otello McIntyre | 
| Composer | Claudio Gizzi | 
| Production designer | Aurelio Crugnola | 
| Appearance | Marcello Mastroianni, Sydne Rome, Hugh Griffith | 
| Production country | Italy, France, Germany | 
| Domestic distribution | Obel Film | 
| Technical info | 35 mm, Todd-A-O, Technicolor, Westrex | 
| Danish theatrical release | 06.03.1974 | 
| Cinemas | Nygade | 
| Find more | 
                	        		Variety, nr. 9, 10. januar 1973, s. 18 Film-echo, nr. 12, 21. februar 1973, s. 7 ita, nr. 12, nov-dec 1972, s. 53  | 
    
      Companies | 
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| Production company | Compagnia Cinematografica Champion, Les Films Concordia, Dieter Geissler Prod. | 
| Domestic distribution | Obel Film | 
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      Direction | 
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| Direction | Roman Polanski | 
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      Script | 
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| Script | Gérard Brach | 
| Script | Roman Polanski | 
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      Production | 
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| Production | Carlo Ponti | 
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      Cinematography | 
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| Cinematography | Marcello Gatti | 
| Cinematography | Giuseppe Ruzzolini | 
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      Editing | 
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| Editing | Otello McIntyre | 
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      Music | 
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| Music | Claudio Gizzi | 
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      Production design | 
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| Production design | Aurelio Crugnola | 
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      Appearance | 
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| Appearance | Marcello Mastroianni | 
| Appearance | Sydne Rome | 
| Appearance | Hugh Griffith | 
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| Type | Source | Author | Date | 
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| Senere indgået materiale | 
Watch the film