Amy Schumer’s script and role are bracingly risque, but the comedy is not as sharp as her standupJudd Apatow’s latest comedy stars and is written by Amy Schumer, currently feted as the most raunchily outspoken woman in American entertainment. She plays Amy, a journalist and bacchanalian free spirit with a deep distrust of monogamy who begins to rethink her life after falling for Aaron (Bill Hader), a somewhat buttoned-up sports doctor.Trainwreck contains some bracingly risque moments – not least Amy’s sex scene with a musclebound lunk (played with cheerful brio by wrestler-actor John Cena) who can’t help outing himself as gay with every grunted utterance.