This is the list of characters who appeared in Cliffhanger.
- Gabe Walker - A disgraced ex-mountain rescue climber who failed to save Hal's girlfriend from death and now has to confront the terrorists in the Rocky Mountains.
- Hal Tucker - Gabe's best friend who angrily blames Gabe for Sarah's death.
- Jessie Deighan - Gabe's girlfriend whom Gabe is distant from since Sarah's death.
- Frank - A search-and-rescue pilot and friend of Gabe, Hal and Jessie.
- Eric Qualen - A psycotic former military intelligence officer turned leader of a gang of thieves.
- Richard Travers - A turncoat U.S. Treasury agent helping Qualen steal $100 million in a mid-air heist.
- Kristel - Qualen's pilot and lover.
- Kynette - Qualen's brutal main henchman.
- Delmar - Qualen's sadistic henchman.
- Ryan - Qualen's henchman.
- Heldon - Qualen's henchman.
- Mike - Qualen's co-pilot who was killed in the botched mid-air heist.
- Ray - Qualen's sniper who was killed during the mid-air heist.
- Treasury Jet Pilot - An unnamed rogue Treasury jet pilot who was killed during the botched heist.
U.S. Government agentsEdit
- Walter Wright - A U.S. Treasury agent who learns about the mid-air heist.
- Agent Mathesen - A undercover FBI agent send to investigate a possible mole inside the U.S. Treasury.
- Agent Michaels - A FBI agent who Mathesen reported to and informs Wright about the plot.