Francinette Costa in A Árvore dos Sexos (1977)

The nicely made if rather tame pornochanchada The Tree of the Sexes features Francinette Costa swimming in the nude down by the waterfall with her sister.

Francinette @ IMDb

Muriel Montossé in Cecilia (1983)

In the exotic-erotic tropical settings of Jess Franco's Cecilia French starlet Muriel Montossé is naked on horseback and wandering through the woods.

Muriel @ IMDb
Muriel @ Wikipedia (French)

Ingerid Vardund in Jentespranget (1973)

The typical Norwegian period drama Lina's Wedding stars Ingerid Vardund swimming naked in a single-minded attempt to bag a husband.

Ingerid @ IMDb
Ingerid @ Wikipedia

Vera Glagoleva in Vyyti zamuzh za kapitana (1985)

The Soviet romantic comedy To Marry a Captain includes scatty Russian blonde Vera Glagoleva topless in one of the few skinny-dipping scenes to feature the doggy paddle.

Vera @ IMDb
Vera @ Wikipedia (Russian)

Maija Eglite in Beshenoe zoloto (1977)

The Soviet adaptation of JB Priestley's play Treasure on Pelican features Maija Eglite naked running into the sea for a private swim on a desert island beach.

Maija @ IMDb
Maija @ Wikipedia (Latvian)

Zélia Diniz in Essas Deliciosas Mulheres (1979)

An enticing poolside scene from the Brazilian comedy These Delectable Women featuring Zélia Diniz naked as she takes a casual dip alongside her best friend.

Zelia @ IMDb

Shirley Santos in Procuro Uma Cama (1982)

A young-girl-in-the-big-city themed pornochanchada features Shirley Santos naked bathing under a waterfall and in a semi-explict urban sex scene.

Shirley @ IMDb

Mónica Zanchi in Inés de Villalonga 1870 (1979)

In the Spanish piece of convent nonsense Inés de Villalonga 1870 reluctant nun Mónica Zanchi undresses modestly for an informal swim with her girl friends, and unashamedly for an outdoor sex session with her lover.

Monica @ IMDb
Monica @ Wikipedia (French)

Sylwia Wysocka in Gorzka milosc (1990)

A typical period Polish drama Bitter Love stars wholesome blonde Sylwia Wysocka naked in a welcome but more than typically pointless lakeside skinny-dipping scene.

Sylwia @ IMDb
Sylwia @ Wikipedia (Polish)

Olga Tolstetskaya in Trava i voda (1992)

A nostalgic look back at Soviet-era Pioneer camps called Grass and Water features Olga Tolstetskaya naked by a bonfire after a midnight swim in the nude.

Olga @ IMDb

Svetlana Toma in Bratyuzhka (1976)

A Soviet-Bulgarian co-production Baggage Train features another gratuitous nude scene for which that part of the world is notorious when Svetlana Toma bathes naked in the river during a rest stop.

Svetlana @ IMDb
Svetlana @ Wikipedia

Tatiana Sosna-Sarno & Renata Husarek in Diabelskie szczescie (1985)

Luck of the Devil, a Faustian Polish black comedy, features Tatiana Sosna-Sarno splashing in see-thru clothing as a wife and mother with a total lack of modesty, and Renata Husarek naked as a mistress and doctor with no shame whatsoever.

Tatiana @ IMDb
Tatiana @ Wikipedia (Polish)

Renata @ IMDb

Vania Tzvetkova in Barierata (1979)

In Barrier, a classic story of impossible romance across the generations from Bulgaria, Vania Tzvetkova is naked swimming one hot day in a reservoir, much to the embarrassment of the older man who has made it his responsibility to look after her.

Vania @ IMDb
Vania @ Wikipedia (Bulgarian)

Beata Szyszko in Droga (1981)

In the opening to a nostalgic rural Polish TV drama Road the lovely blonde Beata Szyszko is naked splashing in a river and chasing bashfully after her clothes through the woods, perhaps under the impression she was making a shampoo commercial.

Beata @ IMDb

Anna Dymna in Dolina Issy (1982)

The nostalgic Polish pastoral drama Valley of the Issa stars Anna Dymna naked bathing in the river when she thinks nobody is looking.

Anna @ IMDb
Anna @ Wikipedia

Marita Böhme in Weil ich dich liebe (1970)

In Because I Love You, an East German romantic comedy set amongst vets on a collective farm, Marita Böhme splashes topless while skinny-dipping with a male colleague in the lake beside the cow pastures.

Marita @ IMDb
Marita @ Wikipedia

Karine Gambier in Die teuflischen Schwestern (1977)

In the piece of Jess Franco nonsense Sexy Sisters curvy blonde bombshell Karine Gambier is naked in several scenes including a sapphic skinny-dip in the sea.

Karine @ IMDb

Penelope Wilton and Kate Winslet in Iris (2001)

From the biopic Iris, the kind of sickening unimaginative garbage that's been winning awards these past twenty-odd years, Penelope Wilton is fleetingly topless in the shower, and Kate Winslet swims naked in a scrumptious skinny-dipping scene.

Penelope @ IMDb
Penelope @ Wikipedia

Kate @ IMDb
Kate @ Wikipedia

Aldine Muller and Patrícia Scalvi in Ninfas Diabólicas (1978)

In the supernaturally-tinged Brazilian sex comedy (or pornochanchada) Telepathic Trollops (OK I just made that translation up) Patrica Scalvi swims naked in a paradisiacal river setting, and Aldine Muller bathes naked from a tropical beach.

Patricia @ IMDb
Aldine @ IMDb

Camilla Strøm-Henriksen in En håndfull tid (1989)

In the eccentric Norwegian drama A Handful of Time blonde lovely Camilla Strøm-Henriksen frolics nude in the streams and mountains of the land of the fjords.

Camilla @ IMDb