Mali Tudno Jones and Rhian Blythe will play the parents (and other characters) with Rhys Parry Jones playing Capten, the mischievous imaginary friend in Deian and Loli: Y Ribidirew Olaf.

Mali Tudno Jones is known for her role as the pathologist Rachel West in the detective series Craith/Hidden (BBC/S4C) and more recently as Linda in the TV series, Bariau. Mali has been nominated for BAFTA Cymru Best Actress for her portrayal of Nia in 35 Diwrnod (S4C), a role she went on to reprise for 15 Days (Channel 5).

Rhian Blythe is known for her performances in television programs such as Craith/Hidden (S4C/BBC), Y Golau/The Light in the Hall (S4C/C4), the feature film Morfydd (S4C) and the theatre production Draenen Ddu (Bara Caws). Rhian won the BAFTA Cymru award in 2014 for Best Actress for her work on the television series Gwaith/Cartref and the Best Actress award at The Stage awards at the Edinburgh Festival in 2008 for her performance in the show Deep Cut.

Rhys Parry Jones’ extensive credits include starring in the soap Pobol y Cwm (S4C) and the TV dramas 35 Diwrnod (S4C), Y Pris (S4C), Stella (Sky1), Outlander (Starz), House of the Dragon (HBO) and A Very English Scandal (Prime) with Hugh Grant.

Deian a Loli: Y Ribidirew Olaf (The Last Ribidirew) is a brand new stage production created by same core team of the original TV series with Manon Wyn Jones as Playwright and Angharad Elen as Creative Producer.

It is directed by Frân Wen's Artistic Director, Gethin Evans, with the creative team including set and costume designer Cai Dyfan; composer Bethan Mai from the band Rogue Jones; sound designer, Sam Jones; lighting designer, Ceri James and movement director, Rebecca Wilson.

The names of the young actors playing the two pairs who will play the mischievous twins have already been announced, namely Jack Thomas-Humphreys from Tanygrisiau, Ifan Miners from Penisarwaun, Gweni Roberts from Llithfaen and Casi Williams from Brynteg.

Deian and Loli: Y Ribidirew Olaf (The Last Ribidirew) will open in Pontio, Bangor (30 April - 04 May 2024), before traveling to Aberystwyth Arts Centre (09 - 11 May 2024), Rhyl Pavilion Theatre (14 - 15 May 2024), The Lyric, Carmarthen (21 - 24 May 2024) and Sherman Theatre, Cardiff (05 - 08 June 2024).