Wiseguy (1987)

S1E6 One on One

Following a string of failed deals, Sonny begins to think that Vinnie might be a mole. When Frank discovers that the local police have an informant within Sonny's crew, he instructs Vinnie to abandon the case. Sid then has Frank captured and tortured, but Vinnie, along with undercover officer Karen Malloy, comes to his rescue. Meanwhile, Karen's sudden absence raises suspicions and suggests that Sid could be the source of the information leak.