Hawaii Five-0 (2010 TV series) season 7

The seventh season of the CBS police procedural drama series Hawaii Five-0 premiered on Friday September 23, 2016, and concluded on May 12, 2017. The season contained 25 episodes, and the series's 150th episode. For the 2016–17 U.S. television season, the seventh season of Hawaii Five-0 ranked #15 with an average of 12.15 million viewers, and in the 18–49 demographic ranked 43rd with a 1.8/7 Rating/Share.

This season also marks the final appearances of Daniel Dae Kim, Grace Park, and Masi Oka as Chin Ho Kelly, Kono Kalakaua, and Max Bergman respectively.

Main cast

 * Alex O'Loughlin as Lieutenant Commander Steven "Steve" McGarrett, United States Navy Reserve
 * Scott Caan as Detective Daniel "Danny" "Danno" Williams
 * Daniel Dae Kim as Lieutenant Chin Ho Kelly
 * Grace Park as Officer Kono Kalakaua
 * Masi Oka as Dr. Max Bergman, Chief Medical Examiner (episodes 1–13)
 * Chi McBride as Captain Lou Grover
 * Jorge Garcia as Jerry Ortega

Recurring
• Claire Forlani as Alicia Brown

• Julie Benz as Detective Abigail "Abby" Dunn, Honolulu Police Department

• Taylor Wily as Kamekona Tuopola

• Andrew Lawrence as Eric Russo

• Rosalind Chao as Keiko Mahoe, Governor of Hawaii

• Dennis Chun as Sgt. Duke Lukela

• Londyn Silzer as Sarah Waincroft Diaz

• Kimee Balmilero as Dr. Noelani Cunha

• Shawn Mokuahi Gurnett as Shawn "Flippa" Tuopola

• Teilor Grubbs as Grace Williams

• Zach Sulzbach as Charlie Williams

• Chosen Jacobs as Will Grover

• Duane "Dog" Chapman as himself

• Al Harrington as Mamo Kahike

• Melanie Griffith as Clara Williams, Danny's mother

• Ian Anthony Dale as Adam Noshimuri

• Willie Garson as Gerard Hirsch

• Sarah Carter as Lynn Downey

• Lili Simmons as Melissa Armstrong

• Elisabeth Röhm as Dr. Madison Gray

• Kekoa Kekumano as Nahele Huikala

• Shawn Thomsen as Officer Pua

Guest stars
• Christine Lahti as Doris McGarrett

• Michelle Borth as Catherine Rollins

• Jack Lord as Steve McGarrett (voiced by Cam Clarke, body double Ken Matepi)

• Traci Togucha as Ailana Read, Child Social Services

• Faran Tahir as Lucky Morad

• Jennifer Jalene as Alex Aukai

• Chris Vance as Harry Langford

• Jon Abrahams as Ben Halanu

• Kanya Sesser as Rosey Valera

• Victor Ortiz as Juan Diego

• Missy Peregrym as Bridget Williams, Danny's sister

• Maximiliano Hernández as Agent Navarro

• Felix Solis as Jorge Moralez

• Jimmy Buffett as Frank Bama

• Adrian R'Mante as Alan Mayfield

• Max Gail as Bill Walker

• Samm Levine as Jeremy Holden

• Rob Huebel as Blake Stone

• Will Yun Lee as Sang Min Sooh

• Darius Rucker as Desmond Abati

• Mackenzie Aladjem as Moani Amosa

• Brandon Keener as Emilio

• Robert Gant as Thomas Stratham

• William Forsythe as Harry Brown

• Michelle Krusiec as Michelle Shioma

• Hal Holbrook as Leonard Patterson

• Michael Paul Chan as Captain Tanaka, HPD (Ret.)

• Dylan Bruno as Lee Campbell, head of Paladin Security

• Claire van der Boom as Rachel Hollander

Production
On March 25, 2016, the series was renewed for a seventh season. On July 6, 2016, production began on the seventh season with a Traditional Hawaiian Blessing.

In episode seven, Doris tells Steve about a lock box she had hidden in the house for Steve (and Mary) to look at for more background knowledge about her. She tells him the combination is "090268" in order to open it. The number is the actual date of the premiere of the original TV series.

Masi Oka's departure
On November 17, 2016, it was announced that Oka would be leaving the series after the thirteenth episode.