Keeping Ben Stiller at arm’s length

Ever the method actor, Robert De Niro chose to keep his distance from Ben Stiller on set.

The deliberate aloofness mirrored Jack Byrnes’s frosty suspicion toward Greg Focker.

Stiller later admitted the tactic worked and said: “It was intimidating … you felt that sense of, ‘I don’t know if he likes me,’ which was exactly right for the character.”