- Played drums in a band called God's Third Leg as a teenager.
- Appeared as a panelist on the BBC Radio 4 series The 99p Challenge.
- Was asked to join the cast of Mission: Impossible III (2006) by director J.J. Abrams after Abrams saw Pegg's work in Shaun of the Dead (2004). Also collaborated with Abrams in the Star Trek reboot (2009).
- Selected his friend and frequent costar Nick Frost to be the best man for his 2005 wedding to Maureen McCann.
- Is godfather to Chris Martin and Gwyneth Paltrow's daughter Apple.
- 2002, BAFTA Television Awards — Best Situation Comedy: Nominee
- 2014, Critics' Choice Movie Awards — Best Actor in a Comedy: Nominee
- John Beckingham — Father
- Apple Blythe Alison Martin — Godchild
- Gillian Pegg — Mother
- Maureen McCann — Wife
- Katy Pegg — Sister
- Attended Stratford-upon-Avon College, Stratford-upon-Avon, Warwickshire, England; University of Bristol, Bristol, England, (BA in Drama, 1991).
Season 5, Episode 16
- Birth Name: Simon John Beckingham
- Birth Place: Gloucester, Gloucestershire, England
- Birthday: February 14, 1970, Aquarius
- Profession: Actor, Screenwriter