- Shun Sugata
- Shun-Yee Yuen
- Shunji Fujimura
- Shunji Iwai
- Shunya Itô
- Shusuke Kaneko
- Siân Phillips
- Sian Thomas
- Sibel Kekilli
- Sid Caesar
- Sid Haig
- Siddharth
- Sidney Blackmer
- Sidney Bracey
- Sidney Buchman
- Sidney J. Furie
- Sidney Lumet
- Sidney Magal
- Sidney Poitier
- Sidney Santiago
- Sidney Sheldon
- Sidse Babett Knudsen
- Sienna Guillory
- Sienna Miller
- Sig Arno
- Sig Ruman
- Signe Hasso
- Sigourney Weaver
- Sigrid Thornton
- Sigurður Sigurjónsson
- Sihung Lung
- Silas Carson
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- Silvio de Abreu
- Silvio Guindane
- Sílvio Luiz
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- Simón Andreu
- Simon Baker
- Simon Beaufoy
- Simon Callow
- Simon Chandler
- Simon Curtis
- Simon Fenton
- Simon Helberg
- Simon Jones
- Simon Kunz
- Simon MacCorkindale
- Simon McBurney
- Simon Oakland
- Simon Pegg
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- Simon Ward
- Simon West
- Simon Yam
- Simone Carvalho
- Simone Signoret
- Simone Simon
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- Sing Chen
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- Sissy Spacek
- Siu Chung Mok
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- Siu-Ho Chin
- Siu-Ming Lau
- Siu-Tung Ching
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- Skandar Keynes
- Skeet Ulrich
- Skip Homeier
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- Slavoj Zizek
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- Sofia Black-D'Elia
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- Solveig Dommartin
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- Sonia Braga