On This Day (USA) - 29 May

The Chase: The Death of Time premiered on BBC One in 1965 at 5:40pm BST, watched by 9.50 million viewers.

The Doctor and his friends have been given shelter from the Daleks by the Aridians. But the Daleks threaten to kill the Aridians unless they hand over the time travellers.

The Dæmons: Episode Two premiered on BBC One in 1971 at 6:10pm BST, watched by 8.00 million viewers.

Devil's End is sealed off from the outside world by a heat barrier. The Doctor and Jo return to the barrow where they are confronted by the gargoyle, Bok.

Cold Blood premiered on BBC One in 2010 at 7:01pm BST, watched by 7.49 million viewers.

What Goes on Tour... premiered on BBC Three in 2010 at 7:50pm BST

Gregg Sulkin was 30 - credited as Adam in The Mad Woman in the Attic(SJA)

Gregg Sulkin is an English actor. At age ten he made his film debut in the 2002 Doctor Zhivago mini-series. He later landed the starring role in the 2006 British release Sixty Six, and subsequently became known for appearing in the Disney Channel comedy series As the Bell Rings and Wizards of Waverly Place. In 2010, he starred in the Disney Channel television movie Avalon High. He also appears in the television special The Wizards Return: Alex vs. Alex. He is currently a main character on the MTV's show Faking It.

Sulkin was born in London. He is Jewish and had his Bar Mitzvah by the Western Wall in Jerusalem. He attended Highgate School in North London.

Sulkin made his acting debut in the 2002 mini-series Doctor Zhivago. He subsequently starred in the comedy Sixty Six, as Bernie Rubens, alongside Helena Bonham Carter, Eddie Marsan and Catherine Tate. Sulkin also played the role of JJ in the Disney Channel comedy, As the Bell Rings, worked on a CBBC children sci-fi show The Sarah Jane Adventures (spin-off of Doctor Who), playing Adam in series 3 two-episode story The Mad Woman in the Attic.

Sulkin was on Disney Channel's Pass the Plate as Gregg from the UK. He had a recurring guest role on the Disney Channel series Wizards of Waverly Place, where he played Alex's love interest Mason Greybeck he reprised his role in 4 episodes of season 3 and returned to the series in its fourth season, and through to its finale.

Sulkin has also landed a role in the thriller The Heavy.

In 2010 he went to New Zealand making a Disney Channel film Avalon High, which premiered on 12 November 2010. In an interview with Kyle Martino, aired on Soccer Talk Live on the Fox Soccer Channel in the US, Gregg announced that he was a fan of Arsenal.

Sulkin was on the Disney Channel's Friends for Change Games and was on the Yellow Team.

He reprised his role as Mason Greyback in The Wizards Return : Alex vs. Alex on Friday, 15 March on Disney Channel.

In 2012, Gregg was starred in the American teen drama series Pretty Little Liars as a recurring character, Wesley Fitzgerald brother of Ezra Fitz.

In February 2013, it was announced that Sulkin would play Julian Fineman in FOX's television adaptation of Lauren Oliver's young adult novel, Delirium. On 8 May, it was reported that Fox has decided not to pick up Delirium.

Biography from the wikipedia article, licensed under CC-BY-SA

Pearl Mackie was 35 - 15 credits, including Bill in The Pilot

Pearl Mackie comes from Brixton in South London. She trained as an actor at Bristol Old Vic Theatre School, graduating in 2010. 

Since drama school she has worked across Theatre, Film, Television and Radio appearing at the RSC, The Park Theatre, The Finborough, for the BBC and on London’s West End. In 2014 she played the guest lead in the BBC television series Doctors episode Love is Blind. She performed in Obama-ology by Aurin Squire at the Finborough Theatre in 2015, and at the time of her casting announcement (23 April 2016) she was appearing in the National Theatre's production of The Curious Incident of the Dog in the Night Time at The Gielgud Theatre.

Brian Treitler was 45 - credited as Dr Murphy in Dead of Night(TW)

Brian Treitler played Dr Murphy in Torchwood Dead of Night.

Dursley McLinden (died 1995 aged 30) would have been 57 - credited as Sgt Mike Smith in Remembrance of the Daleks

Dursley McLinden was a Manx actor whose career was mostly focused on the London stage in musicals such as The Phantom of the Opera, Gigi, and Follies

McLinden was born and grew up in Douglas, Isle of Man, and at the age of eight, at Douglas High School, he played the Dame in Dick Whittington. He came to London when he was 16 to train at the Mountview Theatre School and first toured America and Sweden in productions of The Threepenny Opera and Macbeth. 

Shortly afterwards he won a role in Derek Nimmo's production of The Man Most Likely To . . ., touring the Middle and Far East. His work in repertory included Crucifer of Blood in Ipswich, To Kill a Mocking Bird and Damn Yankees in Birmingham, and Robert and Elizabeth at the Chichester Festival Theatre. He appeared in the West End in Lerner and Loewe's Gigi at the Lyric Theatre, Shaftesbury Avenue, and in Stephen Sondheim's Follies at the Shaftesbury Theatre.  

In 1988 he was diagnosed with AIDS. Over the next seven years he became one of the moving spirits behind West End Cares, the theatrical wing of the Aids charity Crusaid. He was particularly the inspiration behind cabaret nights at Smith's restaurant in Covent Garden 

McLinden, who was also an accomplished conjuror, continued working as an actor up until a few weeks before his death. His last performance was in Andrew Lloyd Webber's The Phantom of the Opera at Her Majesty's, on the night before his 30th birthday.

David Kinder was 58 - credited as Billy in Delta and the Bannermen

David Kinder played Billy in the Doctor Who serial Delta and the Bannermen.

Also appeared in The WoundedThe Natural History of Parking LotsGrange HillKilling American StyleCasualty

Oliver Smith was 70 - credited as Drak in The Twin Dilemma

Oliver Smith  is an English actor

He is probably best known for playing the role of Frank the Monster from the original Hellraiser film in 1987, as well as Mr. Browning and Skinless Frank from Hellbound: Hellraiser II film in 1988. In May–June 2010, Smith narrated the commercial for the DVD and Blu-Ray releases of Life.

Biography from the Wikipedia article, licensed under CC-BY-SA

Anita Briem was 40 - credited as Sally in The Christmas Invasion

Anita Briem is an Icelandic actress. 

She is known for her role as Jane Seymour on The Tudors and her role as Hannah in Journey to the Center of the Earth.

She played Sally Jacobs in the 2005 Doctor Who story The Christmas Invasion.

Also worked on You, Me & The CircusElevatorQueen of HeartsEverything Will Happen Before You DieDylan Dog: Dead of NightAdventure at the Center of the Earthourney to the Center of the EarthCold TrailThe Evidence

Neville Jason (died 2015 aged 81) would have been 88 - credited as Prince Reynart in The Androids of Tara

Neville Jason played Prince Reynart in the 1978 Doctor Who story The Androids of Tara.

Also appeared in VeneticaAnno 1404Ahead of the ClassPoor Little Rich Girl: The Barbara Hutton StoryThe TripodsDempsey and MakepeaceMinderAngelsSkorpionGoodbye DarlingThe PassageArmchair ThrillerWhen the Boat Comes InThe DuellistsThe MessageWarshipThe Dancing YearsChurchill's PeopleBarlowThe Zoo GangThe Carnforth PracticeThe Dragon's OpponentBBC Play of the MonthTheatre 625Mr. AitchDixon of Dock GreenThe TroubleshootersThe Amorous Adventures of Moll FlandersMaigretFrom Russia with LoveNo Hiding PlaceHamletStoryboardITV Play of the WeekFact and FictionThe Little ShipThe Black ArrowSword of Freedom

His theatre credits include: Publius in the play "Titus Andronicus" by William Shakespeare , directed by Peter Brook (Stoll Theatre, London, 1957); various roles in "The Knight of the Burning Pestle" by Francis Beaumont (Aldwych Theatre, London, 1981); John Fryer in the musical "Mutiny!" (London, 1985). 

Frederick Jaeger (died 2004 aged 76) would have been 94 - 3 credits, including Jano in The Savages

Frederick Jaeger was a German-born actor who found success working in British television.

Jaeger was born in Berlin, but moved to England following Adolf Hitler's rise to power in Germany. He was educated at Lord Weymouth's Grammar SchoolWarminster, and the Guildhall School of Music and Drama, from which he graduated in 1948, becoming a British subject two years later. He made his first theatre appearance in 1949, and his film debut, The Black Tent, in 1956. 

He had roles in three Doctor Who stories. He appeared as Jano in The Savages in 1966, and as Professor Sorenson in Planet of Evil in 1975. In 1977's The Invisible Enemy, he appeared as Professor Marius, creator of the robot dog K-9.

Christopher Coll (died 2021 aged 83) - 2 credits, including Stubbs in The Mutants

Christopher Coll  played Phipps in the 1969 story The Seeds of Death and Stubbs in the 1972 story The Mutants.

He played Mr. Malcolm in the first series of Grange Hill and had roles in Z-Cars and Coronation Street

John Gregg (died 2021 aged 81) - credited as Lycett in The Ark In Space

Australian actor who appeared in the 1975 story The Ark in Space.

He later went on to appear in Home and Away playing Rev. John Newton

Aubrey Richards (died 2000 aged 79) - credited as Professor Parry in The Tomb of the Cybermen

Aubrey Richards was a Welsh born actor who appeared in many film and television productions over a 40-year period, often portraying professors.

He started acting in repertory theatre. His films included The Ipcress File (1965), It! (1967), The Man Who Haunted Himself (1970), Under Milk Wood (1972), Endless Night (1972) and Savage Messiah (1972) as the mayor. On television he had a major role as Samuel Evans in Carrie's War (1974) and recurring roles in Emergency-Ward 10, the Doctor Who adventure The Tomb of the Cybermen (1967) as Professor Parry and How Green Was My Valley (1975–76) as Mr. Elias.

He was married to the distinguished stage manager Diana Boddington and they had two children, Claudia and David.

Biography from the wikipedia article, licensed under CC-BY-SA

Ramsay Williams (died 1981) - credited as Congressman Brook in Frontier In Space

Ramsay Williams played Congressman Brook in the 1973 story Frontier in Space