The character of The Grinch is being voiced by Benedict Cumberbatch and the film is directed by Yarrow Cheney and Scott Mosier.
The BBFC have given the film a U rating is the UK for mild slapstick, very mild bad language and it has an official run time of 90 minutes.
THE GRINCH (U) mild slapstick, very mild bad language https://t.co/7e4RiLCnEE
— BBFC (@BBFC) October 30, 2018