Rosemarie DeWitt

Turns out not to be heady in theme and may not linger long after viewing, but it's still an enjoyable emotional wringer to be put through, in the company of a well-matched trio of actors.

According to an old showbiz saw, the key to comedy is timing. Well, the new big-budget sci-fi comedy The Watch has a problem there.

Rather than a fiercely intelligent, live-wire exposé, the well-intentioned picture comes across as weak-tea drama that never fully justifies its docudramatic form.