Discovering the Monk's plan, the Doctor is determined to stop him meddling with history. As the Viking fleet approaches, time is running out for both the Monk and the Doctor.

Actor who played a reporter in Aliens of London.

Eugene Mirman is a Russian-born American comedian and writer.

 Mirman also played Yvgeny Mirminsky on Delocated, and voices Gene Belcher on the animated comedy Bob's Burgers.

David Langham was born  in Romford, Essex, England.

Julie Graham is a Scottish television and film actress.

She played Ruby White in the Sarah Jane Adventures story Goodbye, Sarah Jane Smith

Graham's television roles have included The Houseman's Tale BBC TV Series (1987), Alison McGrellis in Casualty (1988-1989); Alice in Harry (1993-1995); Alison McIntyre in Life Support (1999); Lisa Kennedy in The Bill (2010); Megan Hartnoll in At Home with the Braithwaites (2000-2003); Alona Cunningham inBetween the Sheets (2003), and Mary Gilcrest in William and Mary (2003-2005).

Her film credits include The Fruit Machine (1988), Silent Scream (1990), Nuns on the Run (1990), The Big Man (1990), The Near Room (1995), Preaching to the Perverted (1997), Bedrooms and Hallways (1998) and Some Voices (2000). In 1991 she starred in the shortfilm, Rosebud, with UK painter Sadie Lee.

Valentine Palmer played Monia in the Doctor Who serial Day of the Daleks.

Warner had a long and illustrious acting career appearing in films such as The Omen, Time Bandits, Tron, The Lost World, Titanic and Planet of the Apes. 

He appeared in the Star Trek films The Final Frontier and The Undiscovered Country as well as playing Gul Madred in Star Trek: The Next Generation. Warner lent his vocal talents to Doctor Who providing the voice of Lord Azlok in the animated adventure Dreamland, first shown in 2009. He also appeared in many audio plays for Big Finish Productions, where he played an alternative version of The Doctor.

In 1981, he won an Emmy Award for Outstanding Supporting Actor in a Miniseries or Special for his portrayal of Pomponius Falco in the television miniseries Masada. 

Harry Towb was a Northern Irish actor. He appeared twice in Doctor Who and is most famous for being eaten by a plastic chair in Terror or the Autons.

Towb attended the Finiston School and Technical College, Belfast. He then appeared on stage with a touring theatre company in Ireland, in Repertory Theatre in England and in London's West End, where he had a role in the musical adaptation of Bar Mitzvah Boy. He also appeared in A Funny Thing Happened On The Way To The Forum at the National Theatre in 2004.

He made numerous appearances on UK television including The Avengers, "Callan" Casualty, The Bill, Minder, Heartbeat and others. His film appearances include Above Us the Waves (1955), The Blue Max (1966), Prudence and the Pill (1968), Patton (1970) and Lamb (1985). In December 2008, Towb appeared in two episodes of the BBC soap opera EastEnders as David, Janine Butcher's fiancee. 

Harry Towb was also a regular presenter on the BBC Schools' programme You and Me featuring with Cosmo and Dibs.

Harry Towb was married to the actress Diana Hoddinott for 44 years until his death. He died at his home in London from complications due to cancer. 

Maurice Denham was an English character actor who appeared in over 100 television programmes and films throughout his long career.

He played Edgeworth in Colin Baker's first Doctor Who story, The Twin Dilemma.

Denham was born in Beckenham, Kent. He appeared in live television broadcasts as early as 1938, continuing to perform in that medium until 1997.

Denham initially made his name in radio comedy series such as ITMA and Much Binding in the Marsh, and later provided all the voices for the animated version of Animal Farm (1954). He was nominated for the BAFTA Award for Best Actor in a Leading Role for his performance as Blore in 1954's The Purple Plain. Other film credits include 23 Paces to Baker Street (1956), Night of the Demon (1957), Two-Way Stretch (1960), Sink the Bismarck! (1960), H.M.S. Defiant (1962), Those Magnificent Men in Their Flying Machines (1965), The Day of the Jackal (1973), Minder on the Orient Express (1985) and 84 Charing Cross Road (1987).

Among his television appearances were as the father in Talking to a Stranger (1966), The Lotus Eaters (1972-3), All Passion Spent with Dame Wendy Hiller (1986), Behaving Badly (1989), Inspector Morse(1991) and the Sherlock Holmes story The Last Vampyre (1993).

He appeared in the Doctor Who radio serial The Paradise of Death in 1993 alongside Jon Pertwee and played The Honourable Mr Justice Stephen Rawley in several episodes of the BBC prison comedy Porridge.

Brian Glover was an English character actor, writer and wrestler. Glover was a professional wrestler, teacher, and finally a film, television and stage actor. 

He played Griffiths  in the 1986 story Attack of the Cybermen.

Glover was born in Sheffield, but grew up in Barnsley. He attended Barnsley Grammar School and the University of Sheffield, where he supplemented his student grant by appearances as a professional wrestler, going under the ring name "Leon Aris the Man From Paris". 

In 1954 he married and became a teacher at the same Barnsley school where he had been a pupil. Glover worked as a school teacher (teaching English and French) from 1954 until 1970.

Glover's first acting job and probably his most memorable came playing Mr Sugden, the sports teacher in Ken Loach's film Kes. 

He also played Bottom in A Midsummer Night's Dream, had a recurring role in the classic sitcom Porridge, played Quilp in The Old Curiosity Shop, and lent his voice to a number of animated characters, including the "gaffer" of the "Tetley Tea Folk" in a long-running series of television advertisements for Tetley tea and as the voice behind the slogan, 'Bread with nowt taken out' for Allinsons bakery. 

He also appeared in An American Werewolf in London, The First Great Train Robbery, Jabberwocky, Alien 3, Leon the Pig Farmer and as General Douglas in a Bollywood hit 1942: A Love Story.

Glover's performance in Kes led to parts at the Royal Court Theatre, London, notably in Lindsay Anderson's The Changing Room (1971). A season with Britain's Royal Shakespeare Company followed, where appropriately enough his roles included Charles the wrestler in As You Like It, and a robust Peter in Romeo and Juliet. For the Royal National Theatre he appeared in The Mysteries (as God, creating the world with the help of a real fork-lift truck), Saint Joan and Don Quixote.

His performance in The Mysteries brought work in the commercial theatre. The Canterbury Tales (West End) was followed by a return to television and the Play for Today series, both as writer and performer and, in turn, more screen roles. Glover went on to play "Lugg", the endearing rogue manservant to Albert Campion in the series Campion. He played Edouard Dindon in the original London cast of La Cage aux Folles. 

In 1991 he starred in the second episode of Bottom � "Gas" � as "Mr Rottweiler". His last film was John Godber's rugby league comedy Up 'n' Under (1998).

Glover also wrote over 20 plays and short films. In 1982 he was a guest presenter in series six of Friday Night Saturday Morning, a late-night BBC chat show.

Glover developed a brain tumour and died in a London hospital on 24 July 1997. He is buried in Brompton Cemetery, London.