Cast
- José Fernando Velasquez as Marcelino Champagnat (Adulto)
- Germán Castelblanco as Hermano Mateo
- Carlos Hurtado as Marcelino Champagnat (Joven)
- Paco Barrero as Padre de Marcelino
- Manuel Espinel as Profesor Bresson
- Guillermo Villa as Prefecto
- Oscar Botero as Hermano Julián
- Aída Morales as Madre de Marcelino
- Liliana Cerón as Tía de Marcelino
- Bayardo Ardila as Juan Claudio Courveille