S (5)

• Strangers in the Night (Doctor Who/Other) by Suzanne
• Strong Enough (1) Strong Enough To Be Your Friend (Sentinel) by Kim Heggen
• Struggle Struggle trilogy (Sentinel) by Tate
• Stuck in Lodi (Farscape/Doctor Who) by TheMonkeyCabal
• Stuck in Traffic At the Magic Roundabout (Doctor Who) by XWing Ace
• A Study In Magnetism (Sentinel/Early Edition) by Wnnepooh
• A Study in Magic (Harry Potter/Sherlock) by Books Of Change
  When Professor McGonagall went to visit Harry Watson, son of Mr. Sherlock Holmes and Dr. Watson, to deliver his Hogwarts letter, she was in the mindset of performing a familiar if stressful annual routine. Consequently she was unprepared for the shock of finding the cause behind Harry Potter's disappearance. BBC Sherlock HP crossover AU
• A Study in Magic (Harry Potter/Sherlock Holmes) by Vixit
  When Albus Dumbledore shows up at Baker Street with strange demands and baby-filled picnic baskets, Sherlock Holmes is less than thrilled. Featuring Detective!Harry, Competent!Quirrell, and the world's only private consulting detective. No slash.
• Stunned by Love (Blake's 7) by Nicola Mody
• Stupid Portal (Buffy/Star Trek: The Next Generation) by Tara Keezer
• Illyria (4) Such Disguise (Doctor Who) by TARDIS Stowaway
  A visit to a misogynistic planet requires Rose to make a little extra preparation in the wardrobe room, including a fake mustache.
• Sudden Death -- Overtime (Sentinel) by Dasha
• Suicide Watch (Sentinel) by Emerald
• Sunless Lands (Tomorrow People/Millennium) by Nicole Gray
• Different This Time (2) Sunny and the Magic Box (Doctor Who) by Amy Wolf
  Sunny's read about wizards. They were never like this.
• Surprises (Doctor Who) by Selena
  Five times Jo surprised the Doctor.
• In Time And Destiny (5) Surreal Images (Sentinel) by Becky
• Knitted Souls (1) Surveillance (Sentinel) by LRH Balzer
• Surviving The Chaos (Sentinel) by Shallan
• Suture (Doctor Who) by Fahye
  "Well, as adventures go, it's certainly not up to your usual standard, Doctor." Rose's smile is two points west of normal, but it's a brave attempt. She sets her tea down, untouched. "No running, no explosions, and no worlds about to end."
• Futures Past (8) Sweet Dreams Are Made of This (X-Files/Highlander/Forever Knight/Star Trek: Voyager) by Arvy
• Symbiosis (Stargate) by Yvi
  When Jolinar doesn't die in the Ashrak attack, Sam is faced with a difficult decision. She can trust Jolinar and go to the Tok'ra base with her, hoping that they will be able find a new host, or she can stay at the SGC and trust the NID not to harm her. Sam decides to flee the base with Jolinar, not realizing that this is only the beginning of an adventure that will change her life.
• Sysop Snafu (Sentinel) by Charon