Jorge Arecheta

as Gaspar Sanfuentes Williams / Manuel 'Manolito' Ramírez (163 episodes)

as Ignacio (156 episodes)

as Tomas (5 episodes)

as Javier (11 episodes)

as Lorenzo Mainardi / Carlos (148 episodes)

as Tecla

as Juancito (10 episodes)

as Gonzalo

as Deputy Raimundo Medina (17 episodes)

as Diego Lira (143 episodes)

as Dr. Gabriel Varas (73 episodes)

as Guy at the Metro Station

as Juanjo

as Milton (1 episode)

as Young Man (1 episode)

as College Boy

as Gonzalo

as Alumno

as Manuel Lastra (1 episode), as Midshipman Wilson (2 episodes)