Tweeted reminder from

Thunderbirds Are Go

@ThunderbirdsHQ

·

3h

This week's brand-new episode "Venom" features guest star Peter Davison as Higgins. Can you count how many #ThunderbirdsAreGo guest cast have also been in #DoctorWho

? We'll also see the return of "Moffy"

Saturday, 8:30am on

@ITV

and

@ChildrensITV