Ripper Street, 9pm, BBC2

WHILE avid fans of this period drama may be able to keep on top of the plot as series five continues, occasional viewers could find themselves staring at the screen in bewilderment. In part two, Reid (Matthew Macfadyen) and Jackson (Adam Rothenberg, pictured together) hatch a plan involving a dead body, Susan enlists the services of an old friend, and Shine gets even creepier . . .