Tammy Gillis
Actress
55 years (Oct 25, 1971)Dauphin, Manitoba, Canada
Known for
Tammy Gillis is a long-form television actress familiar to anyone who follows series television. Drama is where the parts have come from. She has kept working through 26 years of the trade. The series that matters most on the record is 'Siren', with she as Deputy Marissa Staub. Her credits also include 'A Dog's Way Home'.
Tammy Gillis
Actress
Known for
Tammy Gillis is a long-form television actress familiar to anyone who follows series television. Drama is where the parts have come from. She has kept working through 26 years of the trade. The series that matters most on the record is 'Siren', with she as Deputy Marissa Staub. Her credits also include 'A Dog's Way Home'.
14 TV Shows
Plays Deputy Marissa Staub
Siren
2018
Plays Jane
Ghost Wars
2017
Plays Monica
Van Helsing
2016
Plays Sarah
jPod
2008
Plays Miranda Livingston
Chesapeake Shores
2016
Plays Detective Gallup
Smoke
2025
Plays Karen Gilday
Blue Mountain State
2010
Plays Claudia Powell
Motive
2013
Plays Kelly
Supernatural
2005
Plays Marissa
Lost Girl
2010
Plays Doctor
Continuum
2012
Plays Jill
Once Upon a Time
2011
Plays Bronwen Travis
Murder in a Small Town
2024
Plays Holly Actor
Reaper
2007
Plays Marine
Battlestar Galactica
2004
Latest Trailers
Watch Trailer
Curious Caterer: Forbidden Fruit
Full Filmography
Smoke
Detective Gallup
2025Season 1
Murder in a Small Town
Bronwen Travis · 1 episode
2024–
Chesapeake Shores
Miranda Livingston
2022Season 6
Riverfront Romance
Cara Durant
2021
Torn: Dark Bullets
Detective Omari
2020
Van Helsing
Monica
2019Season 4
37 Teen
Claire
2019
A Dog's Way Home
Officer Leon
2019
Siren
Deputy Marissa Staub
2018–
Photos
Frequently Asked Questions
How old is Tammy Gillis and where are they from?
Tammy Gillis is 55 years old, born on October 25, 1971 in Dauphin, Manitoba, Canada.
What are the most famous roles of Tammy Gillis?
Tammy Gillis is best known for roles in A Dog's Way Home, White Noise 2: The Light, The Heart of the World.
How many movies has Tammy Gillis been in?
Over a 26-year career (since 2000), Tammy Gillis has appeared in 8 movies and 14 TV shows.
What was Tammy Gillis's first movie?
The career of Tammy Gillis began with The Heart of the World (2000).
What is Tammy Gillis's most recent movie or series?
Tammy Gillis's most recent release is Who's Coming for Christmas?, which premiered on October 30, 2026.
What TV shows has Tammy Gillis appeared in?
On television, Tammy Gillis has appeared in Supernatural, Siren, Once Upon a Time, Battlestar Galactica.
Tammy Gillis
1971-10-25 · Dauphin, Manitoba, Canada
Tammy Gillis is a Canadian film and television actress, best known for playing the leading roles in feature films such as "Unleashing Mr Darcy", "A Novel Romance" and "Wedding Bells".