NCIS: LA actress Daniela Ruah recently participated in a Triathlon for a charitable cause. She was joined by her co-star Caleb Castille, and she shared behind-the-scenes clips and pictures on her Instagram. Fans congratulated her on her achievement and praised her for supporting a great cause. The event raised over $1.2 million for Children's Hospital Los Angeles. Ruah expressed her gratitude and hinted at participating again next year. NCIS: LA aired for 14 seasons on CBS.