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.
Unfortunately the movie The Masked Marvel is not yet available on Disney Plus.
| Writing | Ronald Davidson | Screenplay |
| Writing | George H. Plympton | Screenplay |
| Crew | John Daheim | Stunts |
| Crew | Tom Steele | Stunts |
| Writing | Jesse Duffy | Screenplay |
| Editing | Wallace Grissell | Editor |
| Crew | Fred Graham | Stunts |
| Crew | Allen Pomeroy | Stunts |
| Writing | Basil Dickey | Screenplay |
| Writing | Grant Nelson | Screenplay |
| Writing | Joseph F. Poland | Screenplay |
| Crew | Duke Green | Stunts |
| Production | William J. O'Sullivan | Producer |
| Costume & Make-Up | Ern Westmore | Makeup Artist |
| Crew | Preston Peterson | Stunts |
| Crew | Joe Yrigoyen | Stunts |
| Writing | Royal K. Cole | Screenplay |
| Crew | Charles Hutchison | Stunts |
| Crew | Eddie Parker | Stunts |
| Crew | Dale Van Sickel | Stunts |
| Directing | Spencer Gordon Bennet | Director |
| Editing | Earl Turner | Editor |
| Crew | Bud Geary | Stunts |
| Crew | Theodore Lydecker | Special Effects |
| Crew | Betty Miles | Stunts |
| Crew | Howard Lydecker | Special Effects |
| Crew | Thom Metzetti | Stunts |
| Camera | Reggie Lanning | Director of Photography |
| Sound | Mort Glickman | Original Music Composer |
| Crew | Ken Terrell | Stunts |
