Horrible Science: Ricky joins in new CBBC comedy show
Horrible Science is a brand new CBBC series from the Horrible Histories team and is packed with science facts and funny sketches.
Ricky went to behind the scenes to check out filming and even gave acting a try.
Watch the new series to see if you can spot him.
Horrible Science is available to watch on CBBC iPlayer from Friday 9 May.