Actor profile
Career and selected work
Karl Collins is a British actor with a long television career and a range of film appearances. The Bill and Hollyoaks offer extended roles as Danny Glaze and Louis Loveday. Doctor Who viewers may recognise Shaun Temple, while Attack the Block and Twenty Four Seven supply film starting points. His Black Mirror appearance is in The Entire History of You.
The mix matters: a character developed across many episodes is experienced differently from someone introduced within a single mystery or self-contained drama. In a serial, familiarity accumulates over time. In Magpie Murders, the viewer must distinguish two roles while also keeping track of a complicated investigation. For a useful comparison, try an individual film alongside one of Collins’s television appearances. Notice how quickly the story establishes the character’s relationships, and whether the audience is asked to trust him before learning much about him. Those questions can make a rewatch more rewarding without revealing a solution.
Six roles to explore
- Twenty Four Seven (1997) — Stuart.
- The Bill (1999–2003) — DC Danny Glaze.
- Doctor Who (2009–2010, 2023) — Shaun Temple.
- Attack the Block (2011) — Dennis’s father.
- Black Mirror (2011) — Robbie.
- Hollyoaks (2015–2019) — Louis Loveday.
In the Susan Ryeland adaptations
Collins plays Jack White in Susan’s contemporary world and Jack Whiteley in Conway’s manuscript. The similar names make the connection easy to remember, but each man belongs to his own set of relationships. Treat the casting as a visual cross-reference rather than a shortcut through the mystery. On a first watch, write down the surname as well as the first name: that small distinction helps separate modern testimony from an event in the fictional village. Later, compare the details Conway retains and the ones his novel changes.
Where to watch and explore next
Explore the Susan Ryeland episodes. Check local streaming services for other roles before subscribing. Use the year and character to identify the right production.
The character links below lead into the story guides. Endings stay in closed sections. Open them when you are ready for spoilers. Watching for the first time? Follow the episodes in order. Rewatching? Compare the performances across the two worlds.
Characters played
On stage
Collins’s stage roles include Uncle Vince in Nine Night at the National Theatre and Trafalgar Studios, and Thomas/Trevor in Rockets and Blue Lights at the National Theatre. His agency also records Horace in Alterations, directed by Lynette Linton.
Source: Conway van Gelder Grant: Karl Collins. Checked 19 October 2026.
Read or listen to the book
Magpie Murders (2016)
Anthony Horowitz’s novel behind the first television mystery.
Waterstones · print Audible · audiobookPaid links may earn commission, at no extra cost.