Adam-12 - Season 4 - Eps 19: Mary Hong Loves Tommy Chen
A young girl from Chinatown is ordered by her father to withhold information from Malloy and Reed regarding her boyfriend, an undercover cop left in a coma after investigating a potential attack on a Chinese elders' association. Meanwhile, the officers also encounter a middle-aged marijuana user and a cross-dressing criminal who leads them to a counterfeit money ring while trying to pay his lawyer.
About Adam-12

Title: Adam-12
First Air Date: 1968-09-21
Last Air Date: 1975-05-20
Status: Ended
Rating: 7.1/10 (from 39 votes)
Language: EN
Seasons: 7
Total Episodes: 174
Network: NBC
Genres: Crime, Drama
Production Companies: Mark VII Ltd., Universal Television Entertainment
Synopsis
Adam-12 is a television police drama that followed two police officers of the Los Angeles Police Department, Pete Malloy and Jim Reed, as they patrolled the streets of Los Angeles in their patrol unit, 1-Adam-12.
Cast

Martin Milner
Officer Pete Malloy

Kent McCord
Officer Jim Reed

William Boyett
Sergeant MacDonald