Helen Mirren dazzled in Lanvin at the New York premiere of Arthur. Photo: PA
Helen managed to outshine her 38-year-old co-star Jennifer Garner, who still looked elegant in her jacquard Oscar de la Renta number, which featured a back-to-front grey cardie top.
But it wasn't a match for Helen was the glammest of them all? Let us know below and take a look through her style evolution.
Style Evolution - Helen Mirren
A nineteen-year-old Mirren oozed sex appeal in a 1966 theater production of Anthony and Cleopatra. Clad in a tight, thigh-baring white gown, the actress gave audiences a sneak peek of her now-legendary curves.
Style Evolution - Helen Mirren
Mirren hit the bleach and the beach for 1969's Age of Consent, for which she rocked a pale pink bikini and a perfectly bronzed bod.
Style Evolution - Helen Mirren
A twentythree-year-old Mirren played the ingenue role perfectly in this outdoor shot. Love the long blonde fringe!
Style Evolution - Helen Mirren
In 1973's O Lucky Man!, Mirren upped the glamour with a teased-up 'do and plenty of bling.
Style Evolution - Helen Mirren
In 1975 Mirren went the femme fatale route in this slinky black dress and red lips. Shame about the poodle perm.
Style Evolution - Helen Mirren
In another shot from '75, the actress tapped into her Russian roots in this exotic head scarf.
Style Evolution - Helen Mirren
Mirren rocked the hippie-chick look in 1976, donning a peasant skirt, see-through blouse, and (eek!) striped socks worn with peep-toe sandals. Where's the fashion police when you need them?
Style Evolution - Helen Mirren
The racy 1976 film Caligula starred Mirren in some highly dubious maternity wear. Most painful bra ever?
Style Evolution - Helen Mirren
For the 1978 play Agamemnon, Mirren added some edge with kohl eyeliner, a serpent bracelet, and face paint.
Style Evolution - Helen Mirren
No, your eyes aren't playing tricks on you. That is indeed Dame Helen wearing a ridiculous purple costume (not to mention a perm!) in the 1980 Peter Sellers comedy, The Fiendish Plot of Dr. Fu Manchu.