Martin Cummins

• Born — 28 November 1969 • Birthplace — North Delta, British Columbia, Canada • Education — Seaquam Secondary School • Occupation — Actor • Children — 4 • Years Active — 1987–present

Cummins went to Seaquam Secondary School in the town of North Delta, British Columbia. He attended the Vancouver Actors Studio. One of his early significant roles was as host of the teen variety series Pilot One on CBC Television. Cummins guest-starred in a number of American and Canadian television shows before landing the part of Nick Boyle in the MGM series Poltergeist: The Legacy, which was filmed in Vancouver, in the late 1990s. He used the money and resources he gained while working on Poltergeist: The Legacy to fund and staff his own film We All Fall Down, based on the events of his own life after his mother's death. Cummins' other appearances include the TV series When Calls the Heart, Andromeda, The 4400, Dice, Friday the 13th Part VIII: Jason Takes Manhattan, Kyle XY, Smallville, Stargate SG-1, Life As We Know It, Live Once, Die Twice, UnREAL, Omen IV: The Awakening, and Devour. In this film, he co-starred with Jensen Ackles from Dark Angel. Cummins won a Genie Award for Performance by an Actor in a Supporting Role in 2000 for Love Come Down. In 2011, he began a recurring role as Thomas on the ABC series V. He portrayed Carroll McKane in Gary Sherman's horror thriller film 39: A Film by Carroll McKane. As of 2014, Cummins has been co-starring on the series When Calls the Heart and Riverdale, the latter as Sheriff Keller.

• Year — Title — Role — Notes • 1987–1988 — Danger Bay — Jeff / Bill — two episodes • 1990 — My Secret Identity — Grant Bodrosian — episode: "Stolen Melodies" • 1990–1993 — Neon Rider — Jesse / Dave — three episodes • 1991 — 21 Jump Street — Nick Capelli — one episode • 1992 — Street Justice — Seth Pierce — episode: "Circle of Death" • data-sort-value="Commish, The" | The Commish — Don Bellin — episode: "The Frame" • Miles from Nowhere — TV film • 1993 — Born to Run — Art — TV film • data-sort-value="Substitute, The" | The Substitute — Student (uncredited) — TV film • Other Women's Children — Dr. Gifford — TV film • 1994 — Highlander — Pete Wilder — episode: "Counterfeit: Part 1" • 1994 — M.A.N.T.I.S. — Paul Benton / Dog Face — three episodes • 1996–1999 — Poltergeist: The Legacy — Nick Boyle — 87 episodes • 1999 — data-sort-value="Outer Limits, The" | The Outer Limits — Jack Burrell / Esterhaus — twp episodes • 2000 — Level 9 — Special Agent David Gaines — episode: "Ten Little Hackers" • T.R.A.X. — TV film • 2001 — Strange Frequency — Dante — episode: "Disco Inferno" • Dice — Patrick Styvesant — miniseries; six episodes • 2001–2002 — Dark Angel — Ames White — 21 episodes • 2002–2004 — Smallville — Dr. Lawrence Garner — three episodes • 2003 — Stargate SG-1 — Aden Corso — episode: "Forsaken" • Black Sash — Phillip Rodgers — three episodes • Jake 2.0 — Mystery Man — episode: "Last Man Standing" • 2004 — Andromeda — Kulis Bara — episode: "Exalted Reason, Resplendent Daughter" • Life as We Know It — Coach Dave Scott — four episodes • data-sort-value="Mountain, The" | The Mountain — Eric Toth — four episodes • 2005 — Killinaskully — Ghost of Christmas Future — episode: "A Christmas Carol" • Reunion — Jake Terrance — two episodes • Murder at the Presidio — Sergeant Barry Atkins — TV film • Painkiller Jane — Sergeant Flynn — TV film • 2006 — Live Once, Die Twice — Evan Lauker / Luke Ravena / Ken Valeur — TV film • data-sort-value="Collector, The" | The Collector — Bartett — Eepisode: "The Spy" • 2007 — data-sort-value="4400, The" | The 4400 — Gabriel Hewitt — two episodes • 2007–2008 — Kyle XY — Brian Taylor — 14 episodes • 2009 — Defying Gravity — Dr. Eric Davidson — episode: "Rubicon" • Fear Island — Detective Armory — TV film • 2010 — Fringe — Joe Falls — episode: "Johari Window" • Smoke Screen — Jay — TV film • 2010–2011 — Shattered — Det. Terry Rhodes — 13 episodes • 2011 — V — Thomas — six episodes • Sanctuary — Brad Sylvester — episode: "Monsoon" • R.L. Stine's the Haunting Hour — Pete — episode: "Scarecrow" • data-sort-value="Pastor's Wife, The" | The Pastor's Wife — Steve Farese Sr. — TV film • 2011–2012 — Eureka — Dekker — four episodes • 2012 — True Justice — Thomas Madison (T.M.) Snow — three episodes • Radio Rebel — Rob Adams — TV film • Seattle Superstorm — Jacob Stinson — TV film • Duke — Javier — TV film • data-sort-value="Killing, The" | The Killing — Corey Peterson — episode: "Ogi Jun" • 2013 — Mr. Hockey: The Gordie Howe Story — Bill Dineen — TV film • 2014 — Bates Motel — Peter — two episodes • data-sort-value="Christmas Shepherd, The" | The Christmas Shepherd — Mark Green — TV film • 2014–present — When Calls the Heart — Henry Gowen — 103 episodes • 2015 — data-sort-value="Whispers, The" | The Whispers — President Chip Winters — six episodes • 2015–2016 — Unreal — Brad — six episodes • 2016 — data-sort-value="Mother's Suspicion, A" | A Mother's Suspicion — Gerald — TV film • Not with His Wife — Collin Murphy — TV film • 2017 — Garage Sale Mysteries — Andrew — episode: "The Art of Murder" • Emma Fielding Mysteries — Tony Markham • 2017–2023 — Riverdale — Sheriff Keller — 78 episodes • 2018 — Take Two — Wes McManus — episode: "Stillwater" • 2019 — Witness to Murder: A Darrow Mystery — Brian Herriman • 2020 — Away — Jack Willmore — six episodes • 2022 — data-sort-value="Song to My Heart, The" | The Song to My Heart — Hank — TV film • 2025 — Watson — Dr. Moynihan — episode: "Take a Family History"