TV Highlight Wednesday
Channel 4, 9.00pm
This week Kevin McCloud (right) meets a Marine captain whose life was changed forever when he stepped on a land mine in Afghanistan and lost three limbs. Jon used to live in a charming but crooked Devon cottage, but has now decided to build a home that will better suit his changed needs.
After Tom (Jason Byrne, right) decides to try his hand at a spot of DIY, the family end up stranded in a motorway lay-by and discover they've left their youngest child at home. Meanwhile, Tom manages to get into big trouble with the police.
Who Do You Think You Are?
For years BBC correspondent John Simpson (right) thought his great grandfather was the entertainer Samuel F Cody, but when he investigates his past he discovers his great-grandmother ran off with him.
As the killer continues to run rings around Chandler (Rupert Penry-Jones, right) and leave messages at the crime scenes, the detectives begin to question his motives. With the body count rising, Buchan searches for a precedent. With Phil Davis.