WATCH THIS:

  • "Grimm" (9 p.m., NBC):

    Nick and Hank (David Giuntoli, Russell Hornsby) investigate a double homicide that's linked to the Verrat. Meanwhile, Trubel (Jacqueline Toboni) meets a father-and-son team who traveled a great distance to find "the Portland Grimm," and Renard (Sasha Roiz) grows suspicious of Adalind's behavior.

  • "Blue Bloods" (10 p.m., CBS): We smell a great big juicy cliffhanger in the season finale. Danny (Donnie Wahlberg) disobeys orders and investigates a case he was told was off-limits. The "shocking" information he uncovers could have serious repercussions within the department.

    Also on Friday:

  • "Unforgettable" (8 p.m., CBS)

  • "Whose Line Is It Anyway?" (8 p.m., The CW)

  • "Shark Tank" (9 p.m., ABC)

  • "Hart of Dixie" (9 p.m., The CW)

  • "Hawaii Five-0," Season finale (9 p.m., CBS)

  • "Tanked" (9 p.m., Animal Planet)

  • "20/20" (10 p.m., ABC)

  • "Continuum" (10 p.m., Syfy)

  • "Real Time With Bill Maher" (10 p.m., HBO)

    Contact Chuck Barney at Facebook.com/BayAreaNewsGroup.ChuckBarney, or Twitter.com/chuckbarney



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