Douglas Henshall returns as DI Perez in Shetland, Celebrity MasterChef, Locke & Key and Changing Rooms are also back, while a host of comic talent recall The Fringe, Fame and Me . . .

Pick of the Day

Shetland, 9.00pm, BBC One

Douglas Henshall returns for a seventh season in the detective drama, based on the novels by Ann Cleeves.

DI Perez and his team look into the secret past of a family new to Shetland when they report their vulnerable son Connor has gone missing.

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Parents Danny and Rachel are panicking as it turns out their son once attempted suicide - and when his scooter is found abandoned, a search is launched.

But the case takes an interesting turn when Perez discovers why the family moved to Shetland in the first place.

Don't Miss

Paul Flynn's Food Truck Favourites, 8.00pm, RTÉ One

The chef explores the best street food featuring pork, visiting Cailtlin Ruth's truck in West Cork (below) to try a special sandwich inspired by a popular TV show.

Fly also samples the wares of Once Upon a Thai in Trim, county Meath and Dublin-based Janet's

Then, in his kitchen, Paul makes a bacon and cabbage flat bread and an Asian pork belly blaa to serve to the hungry visitors to Bay Sports in Athlone.

New or Returning Shows

Celebrity MasterChef, 8.00pm, BBC One

17 seasons not out. These shows seem to be capable of running forever.

Danny Jones of McFly, Love Island star Faye Winter, comedian Kae Kurd, media personality Nancy Dell'Olio and entertainer Paul Chuckle compete in the first heat of the celebrity contest.

Once again hosted by John Torode and Gregg Wallace (above), the first challenge sees the contestants each given a different mystery ingredient to showcase in a single dish.

Then they have to make a Korean street food dish, before coming up with something special for a dinner party.

The Fringe, Fame and Me, 9.00pm, BBC Two

The history of the Edinburgh Fringe, revealing how a small arts festival that began 75 years ago this year became a Scottish institution with an international reputation.

Told by the stars who first found fame there, this is the inside story of what it takes to make a name here, from those who enjoyed overnight success to those who slogged for years to make it.

With contributions by the likes of Eddie Izzard, Bill Bailey, Phoebe Waller-Bridge (above), Michael Palin, Frankie Boyle, Stephen K Amos and Miriam Margoyles.

Changing Rooms, 8.00pm, Channel 4

The return of the home makeover challenge, which sees Laurence Llewelyn-Bowen (above), Jordan Cluroe and Russell Whitehead joined by two new interior experts - sustainable designer Micaela Sharp and queen of retro Whinnie Williams.

In the first show, Laurence and Whinnie bring their creative flair to Tunbridge Wells, where neighbours Eddie and Lotta and Charlotte and Stuart are transforming each other's living rooms.

UEFA Super Cup, 7.30pm, Virgin Media Two

Coverage of the match at Helsinki Olympic Stadium, where Real Madrid, the winners of the Champions League face Europa League winners Eintracht Frankfurt (Kick-off 8.00pm).

Normally, this is little more than a glorified friendly, but the presence of the German side (above) might give it an edge.

The Spanish giants have won this trophy on seven previous occasions, while this is the first ever appearance in this contest for the Bundesliga club.

Love Island USA, 10.45pm, Virgin Media More

Missing your Love Island fix?

The late4st batch of Stateside Islanders enter the new California villa and embark on a journey to try and find love as well as forming connections as they couple up for the first time.

New to Stream

I Am Groot, Disney+

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Get ready as Baby Groot takes centre stage in his very own collection of shorts, exploring his glory days growing up - and getting into trouble - among the stars.

Here are five original shorts featuring several new and unusual characters, starring everyone’s one’s favourite little tree, Baby Groot, voiced by Vin Diesel.

Locke & Key, Netflix

In the thrilling third and final chapter of the fantasy horror series, the Locke family uncovers more magic as they face a demonic new foe who's dead set on possessing the keys.

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Indian Matchmaking, Netflix

Sima Taparia, Netflix’s Indian matchmaker, returns for a second season of helping eligible, eccentric and eager clients find their future spouses.

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