TV series
John Taylor lives in quiet solitude, designing puzzles for a living, under the nom-de-plume of 'Ludwig'. When his identical twin, James, disappears off the face of the earth, John takes over his brother's identity in a quest to discover his whereabouts.
Streaming, rental and purchase options
Checked Sep 2, 2026
Ludwig is available to stream on Britbox, Britbox (Via Amazon Prime), Prime Video, and The Roku Channel in United States. Use the direct links below to open the provider.
John Taylor lives in quiet solitude, designing puzzles for a living, under the nom-de-plume of 'Ludwig'. When his identical twin, James, disappears off the face of the earth, John takes over his brother's identity in a quest to discover his whereabouts.
Choose an episode, then use the watch options above for the show.
Episode 1
Puzzle setter John ‘Ludwig’ Taylor’s life is upended when his identical twin, DCI James Taylor, disappears. John reluctantly assumes his identity in order to track him down.
Directed by Robert McKillopWritten by Mark BrotherhoodGuest stars Mia Austen, Jakub Bednarczyk, Stevie Binns, Scarlett Brookes, Annabelle Dowler, Ikky Kabir, Christos Lawton, Tom McCall
Episode 2
On a mission to crack the code in his twin’s notebook, John returns to the police station. A frustrated Lucy takes matters into her own hands and plays detective herself.
Directed by Robert McKillopWritten by Mark BrotherhoodGuest stars Hammed Animashaun, Jamie Beamish, Tom Bell, Alice May Feetham, Felicity Kendal, Naveed Khan, Ethan Moorhouse, Alison Pargeter
Episode 3
A new case takes Ludwig on a walking tour of Cambridge, where he’s faced with an impossible question. Meanwhile, Lucy goes undercover and makes a grim discovery of her own.
Directed by Robert McKillopWritten by Mark BrotherhoodGuest stars Adam Ali, Ella Bruccoleri, Paul Chahidi, Julie Dray, Amanda Lawrence, Julie Legrand, Ivan Oyik, Flip Webster
Episode 4
A body falls from the fourth storey of a construction site. Was it just a terrible accident, or a perfectly executed murder? When things don’t add up, John questions his abilities.
Directed by Jill RobertsonWritten by Mark BrotherhoodGuest stars Anton Cross, Natali McCleary, Allan Mustafa, Alex Romashov, Gavin Spokes, Rob Jarman
Episode 5
John and the gang go back to school to investigate the suspicious death of a headmaster. Lucy sneaks off on a covert mission, and a shocking revelation leaves John reeling.
Directed by Jill RobertsonWritten by Mark BrotherhoodGuest stars Jakub Bednarczyk, Derek Jacobi, Suzanne Ahmet, Sophie Allen, Rose Ayling-Ellis, Frankie Minchella, Pablo Raybould, Sam Swainsbury
Episode 6
A cryptic late night call from Holly sees Lucy lured into danger. Back at the station, all eyes are on John as the pressure ramps up. Will his cover finally be blown?
Directed by Jill RobertsonWritten by Mark BrotherhoodGuest stars Raychel Addo, Josh Bolt
Episode information updated Sep 16, 2026
David MitchellJohn 'Ludwig' Taylor / James Taylor
Anna Maxwell MartinLucy Betts-Taylor
Dipo OlaDI Russell Carter
Izuka HoyleDS Alice Finch
Ben AshendenDC Ethan Cole
Gerran HowellDC Simon Evans
Dorothy AtkinsonDCS Carol Shaw
BBC OneUnited Kingdom
Big Talk StudiosUnited Kingdom
