Accused of being a spy, the Doctor is sentenced to imprisonment on the Moon while Jo is taken into the custody of an old enemy.

Laura Rogers is a British actress.

As a youngster Rogers was a member of the West Glamorgan Youth Theatre Company and Upland Arts, the Swansea Gilbert and Sullivan society. She studied at the Royal Academy of Dramatic Art (RADA) in London, where she was in the same year as Claudia Harrison, graduating in 2000.

Rogers's highest-profile roles to date have been single mother and former drug addict Sheena Williams in Series 7 of the ITV drama Bad Girls (2005) and Chastity Green in the BAFTA-nominated BBC mini-series The Sins alongside Pete Postlethwaite (2000).

On stage, in December 2003 to January 2004 she was in Revelations at the Hampstead Theatre in London. In April and May 2004 she performed as Mary Yellan in Jamaica Inn at the Salisbury Playhouse. She then went into a production of Celestina, which started at the Birmingham Rep Theatre and moved onto the King's Theatre, Edinburgh as part of the Edinburgh International Festival that year before returning to the Rep. In February 2006 she appeared at the Bristol Old Vic as Rosine in The Barber Of Seville. In December of that year she played Milady de Winter in The Three Musketeers at the same venue.

In 2007 she played Wing Governor Helen Stewart in Bad Girls: The Musical in London's West End, a role played (as a non-musical part) in series 1-3 of the television series Bad Girls by Scottish actress Simone Lahbib. Rogers previously appeared in this role in the musical's run at the West Yorkshire Playhouse in 2006.

On television, Rogers has also made guest appearances in the BBC series Rockface, Holby City and Doctors.

In 2008 she played Helena in A Midsummer Night's Dream and Timandra in Timon of Athens at Shakespeare's Globe Theatre in London.

She played Isabella in the 2010 Doctor Who story A Christmas Carol.

She performed the role of Celia in As You Like It at the Globe in 2009 and played Lady Macbeth in the same theatre from 23 April-27 June 2010.

In 2011, Laura began performing in the West End production of The 39 Steps at the Criterion Theatre as Annabella Schmidt, Margaret and Pamela, succeeding well known Wicked actress Dianne Pilkington.

Yee Jee Tso is a Canadian actor.

He played the role of  Chang Lee in the 1996 TV Movie of Doctor Who. His Doctor Who connection continued when he played the part of Doctor Goddard in the webcast Real Time produced by Big Finish Productions, and the part of Major Jal Brant in the audio drama Excelis Decays in 2002.

Recent roles include Jared Chan, a programming wizard opposite Natasha Henstridge in the sci-fi thriller TV movie Impact, due to be released worldwide in Spring 2009. In 2007 he played the part of child-devouring monster in the other-worldly horror film They Wait, featured at the Toronto Film Festival. He�s played recurring roles on both sides of the law, in three award winning series Da Vinci's Inquest, Da Vinci's City Hall and Intelligence.

In 2001, he played Teddy Chin, a counter-culture computer genius, opposite Ryan Phillipe in the MGM feature film AntiTrust. His other credits include: a series regular on the award-winning Canadian show Madison, recurring roles in the hit sci-fi TV series Stargate: Atlantis andSliders, and guest appearances in dozens of other films and TV shows. In 2009 he appeared in Ratko: The Dictator's Son as Nick.

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

Lesley Dunlop (born in Newcastle upon Tyne) is a British actress.

She had two guest appearances in Doctor Who - Frontios in 1984 and The Happiness Patrol in 1988. 

Daughter of the television writer Pat Dunlop, she began as a child actress in the seventies featuring in a BBC version of the classic A Little Princess and as Lydia Holly in the ITV adaptation of South Riding.

Her transition to adult roles began by playing Lizzie Hexham in a BBC version of Charles Dickens' Our Mutual Friend in 1976 and featuring in the very first series of the long-running hospital drama Angels.

She was cast alongside Diana Rigg and Elizabeth Taylor in the 1977 film version ofStephen Sondheim's A Little Night Music and appeared in Roman Polanski's Tess in 1979. In 1980, she played Nora, the nurse who is at first terrified by The Elephant Manand then befriends John Hurt's character in David Lynch's 1980 Oscar winning film.

Throughout this time and indeed throughout her career, she has regularly appeared on British TV including Murder Most English in 1977.  In the 1990s she starred in the long running BBC sitcom May to December as Zoe Callender alongside screen husband Anton Rodgers.

In 1995, she starred in the two part Gurinder Chadha directed drama Rich Deceiver as Ellie Freeman, a Liverpudlian housewife who secretly wins the pools and uses the money to covertly help her husband's career. She also starred in the ITV seriesWokenwell (1997) and appeared in a long-running series of TV commercials for Kleenex directed by Mike Leigh.

In 2000, Lesley joined the cast of the ITV series Where the Heart Is playing Anna Kirkwall.

Since 2008, she has played the role of Brenda Walker in the ITV soap opera Emmerdale.

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

Stewart Bevan was a British actor, best known for his performances in both film and television.

He played Clifford Jones, Jo Grant's love interest, in the 1973 story The Green Death.

His film credits include: The Flesh and Blood Show, The Ghoul, Brannigan, Steptoe and Son Ride Again, and House of Mortal Sin.

TV roles include: Public Eye, Secret Army,Shoestring, Blake's 7, The Enigma Files, Airline, The Gentle Touch, Casualty, Silent Witness and Murder in Mind.

Colin Stinton is a Canadian-born actor who immigrated to the United States in 1952, and now lives in London. 

He often portrays fictional American politicians, lawyers and government agents. He recently played Neal Daniels in The Bourne Ultimatum. Other roles include President-elect Arthur Coleman Winters in the Doctor Who episode The Sound of Drums, US Secretary of State Al Haig in The Falklands Play, the US Ambassador to the United Kingdom in The Trial of Tony Blair, the United States Secretary of State Traynor Styles inSpooks, and Justice Robert Jackson in the BBC docudrama Nuremberg: Nazis on Trial. 

He also played Dr. Dave Greenwalt in the James Bond film Tomorrow Never Dies and disbelieving Detective Cartert in the Arielle Kebbel horror vehicle Freakdog. He played opinionated news caster Anthony Markowitz in Broken News. He even played the part of an American named Charles Lester in one of Agatha Christie's Poirot serials entitled: The Lost Mine. He also appears as the head judge in the 2001 music video, "Murder on the Dancefloor", by Sophie Ellis-Bextor.

Stinton spent some of his early years as part of the Chicago theatre scene where he worked frequently with playwright-director David Mamet. While living in New York, 1978–1985, he created the title role in Mamet's Edmond, and received a Theatre World Award for his role in Mamet's The Water Engine. Onstage, he played Mr. Robinson in both the London and New York stage version of The Graduate, and also returned to New York to earn a Drama Desk Award nomindation for his role in the U.S. premier of Richard Nelson's "Some American's Abroad".

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

Myra Frances  was a British actress.

She wa best known for her recurring role as Anne Tranter in the 1970s television drama series Survivors and for her appearance in the 1979 Doctor Who serial The Creature from the Pit, in which she played the villainous Lady Adrasta. She also appeared in several comedy films of the 1970s including Don't Just Lie There, Say Something! (1973)

She also played James Hadleigh's love interest, Stella Clisby, in the fourth series of Hadleigh, as well as playing a barrister, Valerie Scott, in several episodes of Crown Court in 1976.

She was married to the actor Peter Egan.

Ron Pember  is a British actor, stage director and dramatist, best known for his role as Alain Muny in the 1970s BBC drama series Secret Army.

He appeared in the Doctor Who Radio play Slipback.

Pember played the part of the psychopathic taxman in the Red Dwarf episode "Better Than Life". He also played the part of Dennis Timson in series 4 to 7 of Rumpole of the Bailey.

He retired from acting in 1992 after a stroke.