Matthew with Ralph on set of Little Dorrit

The Evening Standard has a picture of Matthew Macfadyen with son Ralph while on set of Little Dorrit.

The production co-stars Spooks actor Matthew Macfadyen, who had his wife actress Keeley Hawes on set as well as their children, one of whom was keen to try on a top hat for size.

The article also has a picture of Claire Foy as Little Dorrit. You can see the pictures and article here.