Go to the Oscars site for the full list of Oscar nominations for 2010 (82nd Academy Awards). Perusing the list, you'll find these speculative fiction films (including mysteries) considered for an Academy Award (some categories omitted):

Animated feature film

• “Coraline” Henry Selick
• “Fantastic Mr. Fox” Wes Anderson
• “The Princess and the Frog” John Musker and Ron Clements
• “The Secret of Kells” Tomm Moore
• “Up” Pete Docter

Art direction

• “Avatar” Art Direction: Rick Carter and Robert Stromberg; Set Decoration: Kim Sinclair
• “The Imaginarium of Doctor Parnassus” Art Direction: Dave Warren and Anastasia Masaro; Set Decoration: Caroline Smith
• “Sherlock Holmes” Art Direction: Sarah Greenwood; Set Decoration: Katie Spencer

Cinematography

• “Avatar” Mauro Fiore
• “Harry Potter and the Half-Blood Prince” Bruno Delbonnel

Directing

• "Avatar" James Cameron

Film editing

• “Avatar” Stephen Rivkin, John Refoua and James Cameron
• “District 9” Julian Clarke

Music (Original Score)

• “Avatar” James Horner
• “Fantastic Mr. Fox” Alexandre Desplat
• “Sherlock Holmes” Hans Zimmer
• “Up” Michael Giacchino

Best Film

• “Avatar” James Cameron and Jon Landau, Producers
• “District 9” Peter Jackson and Carolynne Cunningham, Producers
• “Up” Jonas Rivera, Producer

Writing (adapted screenplay)

• “District 9” Written by Neill Blomkamp and Terri Tatchell

Writing (original screenplay)

• “Up” Screenplay by Bob Peterson, Pete Docter, Story by Pete Docter, Bob Peterson, Tom McCarthy