Saturday's Highlights: 'William & Catherine: A Royal Romance' on Hallmark
Doctor Who: A special episode of the sci-fi series salutes the Timelord’s indispensable companions Amy, Rory and River Song (6:50 and 9:50 p.m. BBC America).
Carlos: Edgar Ramirez stars in this fact-based three-part miniseries about the 1970s-era terrorist nicknamed “The Jackal” (6, 7:50 and 9:50 p.m. Sundance).
Pit Boss: The docu-series about a pit-bull rescue outfit ends another season (10 p.m. Animal Planet).
HGTV Urban Oasis 2011: A viewer gets the chance to win an apartment in Chicago in this new special (8 p.m. HGTV).
Style Exposed: Transgender Kids: Three such youngsters share their stories and their struggles in this special (9 p.m. Style).
Godfrey: Black by Accident: The comic performs in a new stand-up special (11 p.m. Comedy Central).
Conviction: Hilary Swank and Sam Rockwell star in this 2010 legal drama (8 p.m. HBO).
Tangled: Mandy Moore provides the voice of the follically-gifted Rapunzel in this computer-animated 2010 update of the classic fairy tale (9 p.m. Starz).
Killer Mountain: Aaron Douglas and Paul Campbell star in this made-for-cable terror tale (9 p.m. Syfy).
The Tillman Story: The 2004 death in Afghanistan of NFL star turned Army Ranger Pat Tillman is revisited in this 2010 documentary (10 p.m. Showtime).
Little League baseball: Play continues at the World Series in Williamsport, Pa., with the International Championship (9 a.m. ABC), followed by the U.S. Championship (noon ABC).
Baseball: The Dodgers host the Rockies (1 p.m. Fox); the Cubs battle the Brewers (4 p.m. WGN America); and the Angels visit the Rangers (5 p.m. MyNet) .
Preseason football: The Patriots play the Lions (5 p.m. KCAL) and the Chargers challenge the Cardinals (7 p.m. CBS).
Photo: Gabriel Hennessey / Crown Media