Zero Sum

April 27, 1997
45 min
4.0/5
Season 4 - Episode 21: Zero Sum

Season 4 - Episode 21: Zero Sum

Zero Sum - Episode 21

Overview

After a swarm of bees mysteriously kill a postal worker in an enclosed restroom, Assistant Director Skinner covers it up by destroying the evidence. In order to complete the task he poses as Agent Mulder, however his deception backfires. When Mulder finds out and confronts him, Skinner reveals that he is working for the Cigarette-Smoking Man in order to obtain a possible cure for Scully's cancer.

Episode Information

TV Show

The X-Files

Season

Season 4

Episode Number

21

Air Date

April 27, 1997

Runtime

45 minutes

Rating

4.0/5

Guest Stars

Mitch Pileggi

Mitch Pileggi

Walter Skinner

William B. Davis

William B. Davis

Cigarette Smoking Man

Laurie Holden

Laurie Holden

Marita Covarrubias

N

Nicolle Nattrass

Misty Nagata

T

Theresa Puskar

Mrs. Kemper (uncredited)

John Moore

John Moore

2nd Elder (uncredited)

Crew

Howard Gordon

Howard Gordon

Writer

Frank Spotnitz

Frank Spotnitz

Writer

Kim Manners

Kim Manners

Director

David Greenwalt

David Greenwalt

Co-Executive Producer