A team of two-fisted insurance investigators (one of whom disguises himself as The Masked Marvel) endeavor to discover and thwart the loathsome saboteur Sakima.
The Masked Marvel
Alice Hamilton
Mura Sakima
Martin Crane
'Killer' Mace
Jim Arnold
Frank Jeffers
Bob Barton
Terry Morton
Warren Hamilton
Meggs
Gas Works Policeman
Matthews
Carl - Delivery-Truck Thug / Spike - Gas works saboteur / Kaler - Roof-top thug
Tall Gas-Works Saboteur / Station-Wagon Thug / Super-X Warehouse Thug #1
Newscaster
Reporter #1
