My Name Is Harry Worth S1 E4 - 'Don't Bank On It' 

Harry Wortth tries to open a bank account .. but gets caught up in armed robbery ! ..
(interesting sitcom fact : this one episode was co written by Jonathon Lynn . wo went on to become the co writer of ; 'Yes Minister' and 'Yes , Prime Minister' .. maybe the sharpest and funniest political sitcom ever made ..