Say "Cheese!"

In a new photo shared by the charity organization 'Text Santa,' George Clooney, 53, appears in a selfie with the cast of Downton Abbey!

The fun snap features George alongside stars Laura Carmichael (Lady Edith), Michelle Dockery (Lady Mary), Jim Carter (Carson), Rob James-Collier (Thomas Barrow), Phyllis Logan (Mrs. Hughes), Kevin Doyle (Joseph Molesley), Lily James (Lady Rose MacClare), and Allen Leech (Tom Branson).

george clooney 'downton abbey'
Twitter/@ITV

The photo was presumably taken while the Oscar-winning actor was filming his special guest appearance in a sketch that will appear during the U.K. charity telethon, 'Text Santa,' which is set to air on Friday, Dec. 19.

Related Story: UPDATE: George and Amal Clooney Confirm They Are Not Expecting

Though George won't appear in a full-length episode, fans of the show — which returns on Jan. 4 — will still get to see the dapper actor interact with the series regulars at Highclere Castle!

A teaser trailer for the 'Text Santa' fundraiser was released earlier this month — watch the clip of George below!