MAMMA Mia! star Dominic Cooper gets cosy with Jack Whitehall’s actress ex during a night out on a Spanish island. The 40-year-old threw his arms round Gemma Chan, who played Mia in TV’s Humans, as the couple partied with pals. Gemma, 35, reciprocated on their jaunt to Formentera. Both co-starred in film Stratton last year. […]