Simon James Greenall (born 3 January 1958) is an English actor, producer, writer and voice artist. He has portrayed Michael in the BBC television series I'm Alan Partridge, as well as in Alan Partridge: Alpha Papa, the Caretaker in the CBBC game show Trapped! and Richard in Lucy Sullivan Is Getting Married.

Filmography

• Ann Droid — Dave
• 2026Shaun the Sheep: The Beast of Mossy Bottom — The Twins (voice)
• 2025Shaun the Sheep: Fleece Navidad — The Twins (voice)
• 2025Shaun the Sheep: Shirleyverse — The Twins (voice)
• 2024Light Hearted — Clive
• Stonehouse — Speaker at The House of Commons
• 2023The Octonauts & the Great Summer Adventure — Barnacles (voice)
• The Lord of the Rings: The Rings of Power — Miner #1
• 2022The Love Box in Your Living Room
• The Thief, His Wife and the Canoe — Coroner
• 2021Octonauts & the Ring of Fire — Captain Barnacles (voice)
• 2021Shaun the Sheep: The Flight Before Christmas — Additional Voices (voice)
• 2020Octonauts and the Caves of Sac Actun — Captain Barnacles (Voice)
• 2020Octonauts and the Great Barrier Reef — Captain Barnacles (Voice)
• The Other One — Colin (voice)
• 2020Tumbleweed — Bruno Bear (voice)
• 2019A Shaun the Sheep Movie: Farmageddon — Twins (voice)
• 2019The Road to Brexit — Vox Pop Peter
• 2018Early Man — Eemak / Thongo / Additional Voice (voice)
• 2018The 1st — David
• Doodlebugs — Various (voice)
• 2017Shaun The Sheep: Happy Farmer's Day — Twins
• 2016Octonauts - 15 Underwater Adventures — Captain Barnacles
• 2015Shaun the Sheep Movie — Twins (voice)
• 2015Shaun the Sheep: The Farmer's Llamas — Additional Voices (voice)
• Unforgotten — Terry
• 2014Harry & Paul's Story of the 2s — Brian Blessed / Augustus / Mark Williams / Arthur Weasley / Ruddy Rory Redface / Nick Hewer / Gregg Wallace / Dara Ó Rea / Various
• W1A — Nigel Trescott
• 2013Alan Partridge: Alpha Papa — Michael
• It's Kevin — Arab Waiter
• Plebs — Announcer
• 2012Acts of Godfrey — DCI Stevens
• BBC Comedy Feeds — Derek
• 2012The Cow That Almost Missed Christmas — Mère Hen / M. Rat / Oncle Edmund / Lionel (voice)
• The Mad Bad Ad Show
• Comedy Blaps
• 2011Pythagasaurus — Pythagasaurus
• Spy — Quiz Host
• 2011We Need to Talk About Kevin — Co-Executive Producer
• 2010D.O.A — Priest
• Octonauts
• Pete versus Life
• PhoneShop — The Greeter
• 2010Shaun The Sheep: Spring Lamb — Twins
• Fur TV
• The Wrong Door — Various
• Benidorm — Neville
• M.I. High — Voice of AL
• 2007Robin Hood: Quest for the King — (Voice)
• Secret Diary of a Call Girl — Ian Farringdon
• Shaun the Sheep — The Twins (voice)
• 2007Snow White: The Sequel — Prince Charming (voice)
• Trapped! — The Caretaker
• 2006Fear of Fanny — TV Executive
• Saxondale — Malcolm 'Rabies' Jessop
• Bromwell High
• Doctor Who — Mr. Skinner
• Funland — Ken Cryer
• Harry & Paul
• Popetown — Sister Marie (voice)
• Hustle — Commissionaire
• 2004Wimbledon — Chauffeur
• 2003Anglian Lives: Alan Partridge — Roy from Caistor-St-Edmonds (voice)
• Celebrity Mastermind
• Monkey Dust — (voice)
• Trevor's World of Sport — VDK
• 2002My Wrongs #8245–8249 & 117 — Father in Church
• Harry Enfield's Brand Spanking New Show
• Boyz Unlimited — Benny Van Hoere
• 1999Tube Tales — Business Man (segment "Mouth")
• Barking — Various
• Big Train
• I'm Alan Partridge — Michael
• Harry Enfield and Chums — Additional Writing
• Between the Lines
• 1992Fergie & Andrew: Behind the Palace Doors — TV Reporter
• Soldier Soldier — Officer
• One Foot in the Grave — Police Officer
• Life Without George — Policeman
• Uncle Douglas — Barry Tomkinson

Appearances as themselves (5)

• Rob Beckett's Playing for Time — Self (voice)
• 2017Alan Partridge: Why, When, Where, How And Whom? — Himself
• Big Brother's Bit on the Side — Self
• 2009Steve Coogan: The Inside Story — Self
• Banned in the UK — Self