Skywire Live With Nik Wallenda
High-wire legend Nik Wallenda takes his act to even more daring heights as he attempts to traverse 380 metres across the Grand Canyon in this live special. Working without a harness, Wallenda will be walking the tightrope 460 metres up. Discovery, 7 p.m.
This new drama comes from Desperate Housewives creator Marc Cherry and former cast member Eva Longoria, so expect lots of sass, sex and dirty secrets. In the opener, a group of Beverly Hills maids bands together after one of their own is murdered. Lifetime, 9 p.m.
Butler Giles welcomes 13 strangers to Rue Manor, where they'll play to solve mysteries in the hopes of avoiding elimination and winning a $250,000 cash prize in this new reality TV show. The winner will have to correctly identify the "killer" among them. ABC/CTV, 8 p.m.
Law-enforcement officials tackle international crimes to bring brutal cross-border criminals to justice. The new one-hour drama stars William Fichtner, Donald Sutherland, Tom Wlaschiha, Moon Dailly and Richard Flood. NBC, 8 p.m.