Mrs. E. Johnson is an archivist at the Banzai Institute. She is played by Laura Harrington.

Her first name is unknown, only initial E. is known. At nineteen she became a widow of Flyboy.

She listens to demo tapes submitted to The Hong Kong Cavaliers.

She played Peggy at a seance where Captain Happen was exposed as being controlled by Hanoi Xan.

She led one of the groups that invaded Yoyodyne. Their task was to create myriad diversions.

In novel, she was the one to save Penny from torture cradle.

She found tiny surgical scars behind Penny's ears.

In the second part of The Return of the Screw she is knitting while wearing hazmat suit and attending Jimmy Oh's widdow.