The Doctor fears for the safety of Jamie who is a prisoner of the Chameleons in their space station. The Doctor smuggles himself aboard the next Chameleon Tours flight.

With Jo held prisoner, the Doctor is forced to work for the Marshal. The Earth Investigator's ship prepares to dock at Skybase.

When a sinister landord (David Suchet) shows Bill and her friends the perfect house-share, they have no idea what lies ahead.

Why do floorboards creak? When a sinister landlord shows Bill and her friends the perfect house-share, they have no idea what lies ahead. Knock knock, who's there?

April starts to feel greater effects of sharing her heart with Corakinus: his attempts to sever the attachment have only made it stronger. Manifesting traits of the Shadow Kin leader, April confronts her estranged father with Shadow Kin force.

Aaron Shosanya played Tony Warner in The Sarah Jane Adventures story The Day of the Clown.

Also worked on Silk, Broken Lines, The Crouches, Lenny Henry in Pieces

Alan Dale is a New Zealand actor. 

He is best known for playing Dr. John Forrest in The Young Doctors from 1979 to 1982 and Jim Robinson in Neighbours

He played Aaron Copley in Torchwood Reset.

He has had roles in many American series including prominent parts in The O.C. and Ugly Betty, as well as recurring and guest roles in Lost, 24, NCIS, ER, The West Wing, The X-Files, Entourage and Once Upon a Time. 

Dale has also appeared in minor roles in films such as Star Trek Nemesis, Hollywood Homicide, Indiana Jones and the Kingdom of the Crystal Skull and The Girl with the Dragon Tattoo, as well as the London West End production of Spamalot.

Susan Brown is an English actress of the stage and screen.

She played Bridget Spears in Torchwood: Children of Earth. 

She also has performed for Big Finish Productions. She voiced the midwife and Mary in Bedtime Story, Eleanor Harvey in Return of the Krotons, Maud the Withered in Castle of Fear, Alice Withers in The Eternal Summer and Mrs Withers/Mrs Sowerby/Computer Voice in Plague of the Daleks.

She has appeared in numerous theatre productions including: The Wild Duck (Donmar Warehouse), Henry IV Parts 1 & 2, Playing with Fire, Cardiff East and The Hour We Knew Nothing Of Each Other (National Theatre),Easter, Romeo and Juliet, Richard III and Bad Weather (RSC), Road, Shirley, Downfall, Gibraltar Straight and Seagulls (Royal Court), Butterfly Kiss (Almeida), The House of Bernarda Alba and The Chairs (Gate Theatre), You Be Ted and I'll Be Sylvia (Hampstead), Playing Sinatra (Croydon Warehouse and Greenwich Theatre), The Beaux' Stratagem, Back to Methuselah, The Vortex, The Way of the World and A Woman of No Importance (Cambridge Theatre Company), Twelfth Night (English Touring Theatre), Small Change and Iphigenia (Sheffield Crucible).

Nicholas Mallett  was a British television director who directed three Doctor Who serials between 1986 and 1989: The Mysterious Planet starring Colin Baker, Paradise Towers and The Curse of Fenric (both starring Sylvester McCoy).

Mallett was a production unit manager on Blake's 7.

Mallett also directed episodes of Crossroads, Children's Ward and The Bill.

Alethea Charlton was a British actress from Yorkshire, England.

She played a cavewoman called Hur in the first ever Doctor Who story. She returned playing the character Edith in the serial The Time Meddler in 1965.

Her other TV credits include: Sam, Z Cars, Follyfoot, The Borderers, Doomwatch, Out of the Unknown and Upstairs, Downstairs.