
During a rebellion of prisoners at the San Quentin State Prison, Boston Blackie makes a lightning escape aided by Mary McGinn while chased prison guards. Mary is a school girl, unaware that her brothers are crooks. She is expelled from school. Blackie rejoins his gang and takes refuge in Mother McGinn's house, where he again meets Mary. She devotes herself to making Blackie go straight and wins her point.

Colleen Moore
Mary McGinn

Forrest Stanley
Boston Blackie

Margaret Seddon
Mother McGinn

Hobart Bosworth


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January 6, 1924
1h 20m
10.0
George W. Hill
Jack Boyle, Frances Marion
1

Cosmopolitan Productions
US
Warden

George Cooper
Travel

Eddie Phillips
The 'Glad Rag' Kid

Wade Boteler
Detective O'Leary

Tom Bates
Sandy

Carmelita Geraghty
Ethel Grayson

Maxine Elliott Hicks
Cast
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