Rachel Riley is temporarily stepping down from Countdown while she focuses on another project, with newcomer Dr Crawford ...

RACHEL Riley has been temporarily replaced on Countdown – by a YouTube star. The Channel 4 words and numbers show will ...

Rachel Riley’s Countdown replacement has been confirmed as the presenter steps away from the daytime game show for three ...

EXCLUSIVE: Countdown star Rachel Riley shared her thoughts on leaving the Channel 4 show just days before it was announced ...

Rachel Riley is set to be temporarily replaced on Countdown by mathematician Dr Tom Crawford, as she takes a brief hiatus ...

Mathematician Dr Tom Crawford will stand in for Rachel Riley while she takes a short break to work on another project. Dr ...

Rachel Riley will be replaced as the show's co-host by a mathematician and YouTuber while filming a new project .

Countdown 's Rachel Riley will be temporarily replaced by YouTube math star, Dr Tom Crawford. It was announced that Riley, ...

Rachel Riley is set to take a break from Channel 4's Countdown and her replacement has already been confirmed. Oxford and Cambridge university mathematician Dr Tom Crawford will be stepping in ...

A tattooed YouTuber is replacing Rachel Riley on Countdown in a shock shake-up and has announced the appointment to fans with photos from the Channel 4 set. A change from the usual glamorous ...

Mathematician Dr. Tom Crawford will fill in Rachel Riley's role on Countdown while she takes a break from the show.