Kate Beckinsale & Len Wiseman: Halloween Date Night!

Kate Beckinsale opts for a chic floral blazer and leather pants over a Halloween costume on Wednesday (October 31) in Brentwood, Calif.

The 39-year-old Underworld actress and her husband Len Wiseman were spotted leaving their home for a night out on the town.

PHOTOS: Check out the latest pics of Kate Beckinsale

Last week, Kate and Len celebrated Halloween by taking Kate‘s daughter Lily and a few of her friends to Universal Studios for Halloween Horror Nights.

10+ pictures inside of Kate Beckinsale and Len Wiseman on their way out…