Hannah Marie Williams is a Casting Director in Wales and London working across TV, film, commercials and theatre.
Hannah’s experience spans 12 years and all corners of casting from assisting casting directors, casting background and casting contributors for documentary projects. This mixture of experience now informs Hannah’s style of outside of the box casting, mixing a discovery process for new talent with the casting of more established talent. All of Hannah’s work is driven by representation, authenticity and attention to detail in world creation.
Hannah’s work as a Casting Director includes projects with the BFI, BBC, Film4 and Sky that have gained critical acclaim, several BAFTA and BIFA nominations and a best ensemble cast award at Canneseries.

Film & TV credits include Carthago, a 10 part TV series which was internationally cast and won Best Ensemble Cast at Canneseries 2023. She Always Wins starring Honor Swinton Byrne which premiered at TIFF and Galwad; a trans-media project starring an incredibly diverse cast using BSL, English and Welsh language elements for Sky Arts, nominated for the Innovation Award at SXSW 2023.
Nine of Hannah’s films were selected at this years BFI London Film Festival spanning drama, comedy and horror genres. Festival of Slaps picked up the 2023 LFF audience award for Best British Film and has been nominated for a 2023 BIFA award along with another of Hannah’s projects, Muna.
Alongside casting for film & TV, Hannah casts for stage for National Theatre Wales and casts for commercials with recent clients including Facebook, Dominos, Red Bull and Grind.
Together with actor & producer Maisie Williams and producer & filmmaker Lowri Roberts, she co-hosts the FRANK FILM CLUB podcast. Hannah is repped by Ness Evans at 42.