Sion Eifion

Biography

Career Overview

Sion Eifion has 7 screen credits in a career dating back to 1972. Signature works include Pee Fright, Effi o Blaenau, Y Sŵn. Explore the interactive character relationship maps on each title page to trace how their roles connect across franchises.

Personal Facts

Known For

Acting

Gender

Known Credits

7

Known For

• 

  Pee Fright
• 

  Effi o Blaenau
• 

  Y Sŵn

Frequent Collaborators

• Rhodri Meilir (2 collaborations)
• Tudur Owen (1 collaborations)
• Stifyn Parri (1 collaborations)
• Julian Lewis Jones (1 collaborations)
• Leisa Gwenllian (1 collaborations)
• Tom Rhys Harries (1 collaborations)
• Owen Alun (1 collaborations)
• Nel Rhys Lewis (1 collaborations)
• Leah Gaffey (1 collaborations)
• Carys Gwillym (1 collaborations)

Credits

• directing (1 credits)

  • The Theory of Tomorrow

    director

    directing
    2026

• production (1 credits)

  • The Theory of Tomorrow

    producer

    production
    2026

• writing (1 credits)

  • The Theory of Tomorrow

    writer

    writing
    2026

• actors (4 credits)

  • Pee Fright

    Sam

    actor

    actors
    2026
  • Effi o Blaenau

    actor

    actors
    2026
  • Y Sŵn

    Dafydd Elis-Thomas

    actor

    actors
    2023
  • Emmerdale

    - Fri 25 Jul 2025 (2025) ... Steve Michaels actor actors

    - Thur 24 Jul 2025 (2025) ... Steve Michaels actor actors
    1972