Michael Hogan as Dr. Vance Eckland

Hogan guest stars in season 2 as Katerina Jones’ previous unknown colleague, biologist Vance Eckland, who appears after the timeline is altered, and attempts to continue a relationship with Jones she is entirely unaware of.

Michael Hogan  is a Canadian actor known for his roles as Colonel Saul Tigh in the 2004 Battlestar Galactica series, Billy in The Peanut Butter Solution, the voice of Armando-Owen Bailey in the Mass Effect series and villainous werewolf hunter Gerard Argent in Teen Wolf.

Hogan was born in Kirkland Lake, Ontario in 1949, raised in North Bay, Ontario and studied at National Theatre School of Canada.

External links:
ew.com: 12 Monkeys lands Michael Hogan for season 2
DenofGeeks: Michael Hogan Charms in 12 Monkeys

bio source: wikipedia