As a television actor, Harte's credits include "the baker" on the ITV children's show SMTV Live.

Harte worked with Columbia Records and Fulwell 73 on the NBC primetime One Direction special where he interviewed the band.

Harte was one of the original production team that launched the series and was awarded an Emmy for his contribution to Carpool Karaoke.

Harte signed and developed many young stars, notably including Amir O'Neil (NBC's Marlon), Amari O'Neil (ABC's The Wonder Years), Ashely Jewel, GoldieBlox, Brandon Perea, (Universal Pictures, Nope), Joshua Bassett (Disney+, High School Musical: The Musical: The Series), Ricky Garcia (Universal Pictures, Bigger Fatter Liar) Emery Kelly (Netflix, Alexa and Katie) and Disney Channel actor Asher Angel, who was in the WB franchise movie Shazam.

He also represents Chance Perez who most recently portrayed the Black Power Ranger, Javi, in the Netflix reboot.