Mad at the World 1955

A neighborhood is terrorized by group of young juvenile delinquents called The WolfPack. When a young father's infant child is seriously injured because of the WolfPack, he decides that the police aren't working fast enough to catch the ones who hurt his baby and sets out to infiltrate the gang himself and mete out the punishment they deserve.

Cast:

Frank Lovejoy
Police Capt. Tom Lynn 

Keefe Brasselle
Sam Bennett aka Bill Holland 

Cathy O'Donnell
Anne Bennett 

Karen Sharpe
Tess 

Stanley Clements
Marty aka Ignatz 

Paul Bryar
Matt, Police Detective