Adams will assist the board in the process of recruiting the replacement for Edward Knighton as finance director. Helen Dance has been appointed acting finance director until a permanent replacement has been found.
Ottakar's chairman Philip Dunne said: 'I am delighted David Adams is joining the board of Ottakar's. He brings considerable senior experience of the retail sector. I am sure he will make a substantial contribution to driving the company forward for the next stage in our growth.'