ON TV UNFORGOTTEN

One of itv’s most popular dramas returns and on the evidence of this first episode, writer Chris Lang has struck gold again. Sanjeev Bhaskar and nicola Walker (pictured) are back as DCi Cassie Stuart and Di Sunny Khan, this time investigating the murder of a teenage girl who went missing on millennium eve. in the present, a number of middleaged men look decidedly shifty . . . n Sunday, ITV, 9pm.