Question: Which film has the director who is older than the other, Our Idiot Brother or Stella Street? 
Sentence (from "Stella Street"): Sessions and Cornwell also play other non-celebrity roles including elderly housekeeper, and lifelong Stella Street resident Mrs Huggett, couple-from-hell Pam and Graham Slurry, dopey builder Dean Barraclough and the potentially murderous gardener Len MacMonotony.
Relevant evidence: No