Callan (1974) - IMDb
Michael Callan - Actor
Leading independent institutional investment consulting firm
Callan Quinn, Author at Cointelegraph Magazine
1.1. Callan: File on a Deadly Deadshot - Callan - Big Finish
Callan J Artistry - 42 Kloof Street - Cape Town
Change Agent Callan Bignoli '12MS Named Mover & Shaker by Library Journal
Double O Section: An Excess of Subjectivity: DVD Review: Callan: Set 2
Alexandra Kathleen Callan, MD - Pediatric Orthopedic Surgeon - Children's Health
Callan Smith, MasterChef Wiki