Waters built a reputation oncult classics likePink Flamingosbut became known forHairspray.

The writer-directorhad a prolific career in horrorand was best known for creating theNightmare on Elm StreetandScreamfranchises.

A suave, best-selling author teams up with a strait-laced detective to solve crimes in New York City.

Martin Scorsese in the pilot episode of ‘The Studio’

Image via Apple TV+

The episode also features Hader’s formerSaturday Night LivecostarFred Armisenas another hitman.

It also wasnt his only notable TV appearance.Hes appeared as Pappy McPoylein two episodes ofIts Always Sunny in Philadelphia.

4Quentin Tarantino

‘Alias’

Alias, by producerJ.J.

John Waters making a cameo in the NBC sitcom ‘My Name Is Earl’

Image via NBC

Tarantino often makes cameos in his own films, but he doesnt typically appear on-camera in other projects.

Although its time on TV was short,Twin Peaksis among Lynch’smost famous and most beloved works.

He embodied Cole so perfectly,its hard to imagine anyone else playing the role.

My Name Is Earl TV Poster

The shows co-creator,Mark Frost, also appeared in the show as newscaster Cyril Ponds.

2Martin Scorsese

‘The Studio’

TheApple TV+comedyThe Studiois a satire about Hollywood.

1Orson Welles

‘Magnum P.I.’

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The ’80s dramaMagnum, P.I.follows private investigator Thomas Magnum (Tom Selleck) and his work in Hawaii.

He was ultimately written out of the show after Welles' death.

NEXT:13 TV Shows That Changed Cast Members After the Pilot

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Taika Waititi standing in the middle of a circle of people in What We Do In The Shadows.

Image via FX

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What We Do in the Shadowsoffers a comedic glimpse into the nightly lives of four vampire roommates—Nandor, Laszlo, Nadja, and energy vampire Colin Robinson—residing in Staten Island. Alongside their human familiar, Guillermo, they navigate modern challenges like paying rent, attending social events, and dealing with supernatural politics, all while maintaining their centuries-old habits.

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Headshot Of Harvey Guillén

Mike Flanagan makes a cameo in his series ‘Midnight Mass’

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An isolated island community experiences miraculous events - and frightening omens - after the arrival of a charismatic, mysterious young priest.

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Director Wes Craven talks on a phone as himself in Castle season 5, episode 17, “Scared to Death”.

Image via ABC

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A suave, best-selling author teams up with a strait-laced detective to solve crimes in New York City.

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Werner Herzog as The Client, holding onto an object and looking determined in The Mandalorian.

Image via Lucasfilm

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The travels of a lone bounty hunter in the outer reaches of the galaxy, far from the authority of the New Republic.

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Guillermo Del Toro as El Toro in a suit, sits and holds a hat in Barry.

Image via HBO

Barry Season 4 Poster

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Quentin Tarantino as agent Cole holds an object and talks to a man who is strapped down in Alias.

Image via ABC

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A young woman learns she has a familial history of undercover work and agrees to become an international spy for a supposed secret branch of the CIA. The secrecy complicates her social and love lives, but it’s nothing compared to what happens when she finds out her employer has no ties to the CIA.

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David Lynch looking perplexed on Twin Peaks.

Image via Showtime

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An idiosyncratic FBI agent investigates the murder of a young woman in the even more idiosyncratic town of Twin Peaks.

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Martin Scorsese laughing in ‘The Studio’.

Image via Apple TV+

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The Studio: This series explores the challenges faced by a legacy Hollywood movie studio struggling to balance art and commerce. It delves into the complex dynamics within the industry as the studio endeavors to survive in a rapidly evolving entertainment landscape.

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Orson Welles sitting in a chair and smoking a cigar in The Muppet Movie.

Image via Associated Film Distribution

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Wes Craven