Perry Mason - Season 9 Episode 13
Tryon Laboratories hires the Drake Detective Agency to protect their latest formulas. In spite of Paul's best efforts, there is a leak in security and some top-secret information is stolen. One night, Leigh, an undercover agent working for Dr. Scranton, the head of the company, calls to say he knows the identity of the spy. Scranton and Paul rush to the laboratory only to find Leigh dead, floating in a vat of water.
First Air Date : 1957-09-21
Last Air date : 1966-05-22
Runtime : 57 minutes
Cast : Raymond Burr, Barbara Hale, William Hopper, William Talman, Ray Collins
Crew : Herbert Hirschman (Producer), Bernard L. Kowalski (Producer), Christian Nyby (Producer), William D. Russell (Producer), László Benedek (Producer), Jesse Hibbs (Producer)
Quality : 
Subtitles :
- Season 9 : Episode 11965-09-12
- Season 9 : Episode 21965-09-19
- Season 9 : Episode 31965-09-26
- Season 9 : Episode 41965-10-03
- Season 9 : Episode 51965-10-10
- Season 9 : Episode 61965-10-17
- Season 9 : Episode 71965-10-24
- Season 9 : Episode 81965-10-31
- Season 9 : Episode 91965-11-07
- Season 9 : Episode 101965-11-14
- Season 9 : Episode 111965-11-21
- Season 9 : Episode 121965-11-28
- Season 9 : Episode 131965-12-12
- Season 9 : Episode 141965-12-19
- Season 9 : Episode 151966-01-09
- Season 9 : Episode 161966-01-16
- Season 9 : Episode 171966-01-23
- Season 9 : Episode 181966-01-30
- Season 9 : Episode 191966-02-13
- Season 9 : Episode 201966-02-20
- Season 9 : Episode 211966-02-27
- Season 9 : Episode 221966-03-13
- Season 9 : Episode 231966-03-20
- Season 9 : Episode 241966-03-27
- Season 9 : Episode 251966-04-03
- Season 9 : Episode 261966-04-17
- Season 9 : Episode 271966-04-24
- Season 9 : Episode 281966-05-01
- Season 9 : Episode 291966-05-15
- Season 9 : Episode 301966-05-22
