The pair fled down Hancroft Road shortly after 2pm on Saturday, April 15 after leaving with cash from the till.

Both are black men in their mid 20s. One was over 6ft tall and wore a black baseball cap, a dark tracksuit and a black waist-length jacket. The other was also over 6ft. He was wearing a waist-length jacket, dark jumper, cream jeans and white trainers.

Call the Flying Squad with information on 020 7407 6319.