USA
(San Francisco Film Festival) (premiere)
1970-10-24
USA
No data
1970-12-08
Canada
No data
1971-03
UK
(London)
1971-04-01
Australia
No data
1971-08
Sweden
No data
1971-08-22
Finland
No data
1971-09-10
Ireland
No data
1971-09-10
Brazil
No data
1971-11-29
Denmark
No data
1971-12-13
France
No data
1972-03-17
West Germany
(subtitled version) (TV premiere)
1974-03-27
Portugal
No data
1975-02-04
Italy
(Venice Film Festival)
1975-08-29
Portugal
(Porto) (Cineclube do Norte)
1977-11-27
Uruguay
No data
1978-05-02
Italy
No data
1979-06-07
Portugal
(Porto) (Cineclube do Porto)
1980-04-12
West Germany
(TV premiere)
1985-01-15
Greece
(Thessaloniki International Film Festival)
1992-11
Japan
(Tokyo)
2000-03-18
Argentina
(Buenos Aires International Festival of Independent Cinema)
2000-04-09
France
(re-release)
2005-01-19
Spain
(DVD premiere)
2008-10-09
UK
(re-release)
2012-09-28