Can triathletes become successful ultra runners — and can ultra running actually make you a better triathlete?

In this episode of the Total Tri Training Podcast, Phil and Grant are joined by elite ultra runner Caspian James, an athlete Phil has coached for several years.

The guys discuss how triathlon-style cross-training — especially cycling, strength training, and smart aerobic development — can underpinned his success at the highest level of ultra running.

Caspian has broken the double Bob Graham Round record, finished second at Race to the King, and set a new Trans Scotland record. But this conversation goes far beyond results.

🎧 In this episode, we cover:

• How triathletes can successfully transition into ultra running
• Training for ultras without excessive running mileage
• Why cycling is one of the best tools for ultra endurance
• Strength and conditioning for injury prevention and late-race durability
• Mindset strategies for first-time ultra runners
• How to step up from your first ultra to longer distances safely
• Where ultra running fits into a triathlon training year
• Why winter ultras and challenges like the Winter Arc can be ideal for triathletes

Whether you’re:

• Thinking about your first ultra marathon
• Nervous about stepping beyond marathon distance
• An experienced ultra runner looking to improve performance
• Or a triathlete searching for winter motivation and aerobic gains

This episode offers practical coaching insight, honest mindset discussion, and real-world experience from one of the UK’s top ultra runners.