Frank Raymond, grandson of the original Invisible Man, uses his family's secret chemical formula to become invisible and volunteer as an Allied spy following the attack on Pearl Harbor. He infiltrates Nazi Germany to outwit Axis agents, recover a stolen spy list, and thwart a planned aerial attack on New York City.

• Frank Lloyd Productions
• Universal Pictures
• Ilona Massey
• Jon Hall
• Peter Lorre
• Cedric Hardwicke
• J. Edward Bromberg
• Albert Bassermann
• John Litel
• Holmes Herbert