Kassius Nelson is an actress who portrayed Fiona Widdershins in the Netflix adaptation of A Series of Unfortunate Events.


Kassius Nelson was born June 24, 1997. She has been acting in films since 2013, and she is most known for her role in the TV Series Hollyoaks as Jade Albright. 

In A Series of Unfortunate Events Season Three, she portrayed Fiona Widdershins in both episodes of The Grim Grotto and in The End



Year Title Role Notes
2013 Lone Rivers Heather
2021 Last Night in Soho Cami
Pirates Sophie


Year Title Role Notes
2015-2017 Hollyoaks Jade Albright
2017 Casualty Chloe Robinson One Episode
2019 A Series of Unfortunate Events Fiona Widdershins
2020 White Lines Young Anna

Acting Awards

  • Winner of Best On-Screen Partnership and Best Scene at the British Soap Awards 2017
  • Winner of ICT 2013 Young Theatre Maker Award[1]



Behind the Scenes


  1. 1.0 1.1 Resume
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