| Art Director | Daniel Haller |
| Assistant Director | Paul Rapp |
| Assistant Editor | Donald Shebib (as (uncredited)) |
| Associate Producer | Francis Ford Coppola |
| Cast | Boris Karloff (as Baron Victor Frederick Von Leppe / Eric), Jack Nicholson (as Lt. Andre Duvalier), Sandra Knight (as Helene / Ghost Of Ilsa The Baroness Von Leppe), Dick Miller (as Stefan), Dorothy Neumann (as Katrina, Witch / Eric's Mother), Jonathan Haze (as Gustaf) |
| Cinematographer | Floyd Crosby (as (uncredited)) |
| Composer: Stock Music | Les Baxter (as (uncredited)) |
| Conductor | Ronald Stein |
| Costume Design | Marjorie Corso |
| Director | Roger Corman, Jack Hill (as (uncredited)) |
| Director (Few Days Director) | Monte Hellman (as (uncredited)) |
| Director (One Day Director) | Jack Hale (as (uncredited)), Dennis Jakob (as (uncredited)) |
| Director (One Final Day Director) | Jack Nicholson (as (uncredited)) |
| Director (Three Or Four Days Director) | Francis Ford Coppola (as (uncredited)) |
| Director Of Photography | John M. Nickolaus Jr. |
| Distributor | American International Pictures (AIP) (as (1963) (USA) (theatrical)), Cawall Film (as (1964) (Sweden) (theatrical)), Grand National Pictures (as (1964) (UK) (theatrical)), Lii-Filmi (as (1964) (Finland) (theatrical)), Alliance Film (as (1964) (Denmark) (theatrical)), Yleisradio (YLE) (as (1994) (Finland) (TV)), British Broadcasting Corporation (BBC) (as (2004) (UK) (TV) (BBC2)) |
| Executive Producer | Harvey Jacobson |
| Film Editor | Stuart O'Brien |
| Location Director | Monte Hellman |
| Music | Ronald Stein |
| Producer | Roger Corman |
| Production Company | Roger Corman Productions |
| Production Manager | Jack Bohrer |
| Property Master | Richard M. Rubin |
| Second Unit Director | Francis Ford Coppola (as (uncredited)) |
| Set Decoration | Harry Reif |
| Sound | John L. Bury |
| Stunt Double: Boris Karloff | Dennis Jakob (as (uncredited)) |
| Titles | Paul Julian |
| Writer | Roger Corman (as (uncredited)) |
| Writer (Screenplay) | Leo Gordon, Jack Hill |
| Links | http://www.imdb.com/title/tt0057569/?ref_=nv_sr_1 |
