
Callum Keith Rennie is a British-born Canadian actor, based in British Columbia. His breakthrough role was as punk rocker Billy Talent in the music mockumentary Hard Core Logo (1996), followed by a starring role as Det. Stanley Raymond Kowalski on the third and fourth seasons of the television series Due South (1997–99). He then won a Genie Award for Best Actor in a Supporting Role for his performance in the Don McKellar film Last Night (1998). Rennie's television roles include Leoben Conoy on Battlestar Galactica (2003–09), Lew Ashby on Californication (2008–13), Rick Felder on The Killing (2011–12), Gary Connell on The Man in the High Castle (2016), Karl Malus on Jessica Jones (2018), and Commander Rayner on Star Trek: Discovery (2024). He won a Gemini Award for Best Actor in a Continuing Leading Dramatic Role for his portrayal of Detective Ben Sullivan on Shattered, and a second Genie Award for the film Normal (2007). He has also won four Leo Awards.

Supernatural
TV • 2005

Smallville
TV • 2001

CSI: Miami
TV • 2002

The X-Files
TV • 1993

The X-Files
TV • 1993

24
TV • 2001

Dark Angel
TV • 2000

DC's Legends of Tomorrow
TV • 2016

Californication
TV • 2007

Star Trek: Discovery
TV • 2017

Battlestar Galactica
TV • 2004

Battlestar Galactica
TV • 2004

The Outer Limits
TV • 1995

Longmire
TV • 2012

Highlander: The Series
TV • 1992

Highlander: The Series
TV • 1992

The Dead Zone
TV • 2002

The Umbrella Academy
TV • 2019