Tahmoh Penikett

Tahmoh Penikett is a Canadian actor. He is known for playing Karl "Helo" Agathon on SyFy's 2004 television series Battlestar Galactica. He has appeared in TV series Supernatural, Dollhouse, and the Showcase time travel show, Continuum.

Man of Steel
The Last Victim
Trick 'r Treat
Innocent
Jonah
The Killer Inside: The Ruth Finley Story
Jabberwock: Dragon Siege
2 Hearts
Circle of Deception

Supernatural
Battlestar Galactica
Dollhouse

Fairly Legal · S2, E3

Bait & Switch

Judge Nicastro orders Kate to mediate an insurance dispute; Nicastro urges Lauren to start dating again.
Arrow · S1, E7

Muse of Fire

Oliver encounters a mysterious woman, Helena Bertinelli (Jessica DeGouw), with whom he can finally be himself, but soon comes to realize she's hiding dangerous secrets of her own.
Criminal Minds · S9, E14

200

When JJ is kidnapped, the BAU delves into her time at the State Department to find clues to her disappearance.
Supernatural · S9, E1

I Think I'm Gonna Like It Here

After Sam collapses, his doctor tells a frantic Dean that his brother is dying; Dean tries to make a deal with an angel.
Supernatural · S9, E18

Meta Fiction

After Castiel rejects Metatron's offer to join forces, a surprising plan is set in motion; Gadreel is apprehended.
Castle · S5, E1

After The Storm

Before Castle and Beckett can decide whether they’re a couple, they must take on the forces responsible for Beckett's mother's murder.

Tahmoh Penikett

Movies

Shows

Guest Appearances