The Gaffer is in the scene in the Green Dragon, where Merry and Pippin are singing on the table, and Frodo's capering about! He is!. First, look at the decipher card of the Gaffer:
Now look at the lower right corner (circled in white). That is the same head and brow! It's Samwise's dear old Dad, right there!
I hope he has a right proper scene--I'm sure Samwise would approve of his dear old Dad getting some screen time...