All Cast

Don Knotts

Don Knotts

Henry Limpet

Carole Cook

Carole Cook

Bessie Limpet

Jack Weston

Jack Weston

George Stickel

Andrew Duggan

Andrew Duggan

Harlock

Larry Keating

Larry Keating

Admiral P.P. Spewter

Oscar Beregi Jr.

Oscar Beregi Jr.

Nazi Admiral (as Oscar Beregi)

Charles Meredith

Charles Meredith

Fleet Admiral

Elizabeth MacRae

Elizabeth MacRae

Ladyfish (voice)

Paul Frees

Paul Frees

Crusty (voice)

Wesley Gale

Wesley Gale

Man Staring Into Window (uncredited)

Peter Adams

Peter Adams

Lieutenant (uncredited)

Leon Alton

Leon Alton

Officer at Fleet Admiral's Meeting (uncredited)

Phil Arnold

Phil Arnold

Short Fisherman (uncredited)

George Bruggeman

George Bruggeman

Nazi Officer (uncredited)

Paul Busch

Paul Busch

Sonar Man (uncredited)

Al Checco

Al Checco

Sailor (uncredited)

Cordy Clark

Cordy Clark

Giggling Girl (uncredited)

Roydon Clark

Roydon Clark

Sailor (uncredited)

Sayre Dearing

Sayre Dearing

Passerby/Naval Officer at Meeting (uncredited)

George DeNormand

George DeNormand

Nazi Officer (uncredited)

Dan Dowling

Dan Dowling

Naval Officer at Meeting (uncredited)

Harold Dyrenforth

Harold Dyrenforth

U-Boat Captain (uncredited)

Louie Elias

Louie Elias

Sailor (uncredited)

Lisabeth Field

Lisabeth Field

Miss Barnes (uncredited)

Logan Field

Logan Field

Lieutenant (uncredited)

Fred Fisher

Fred Fisher

Officer at Fleet Admiral's Meeting (uncredited)

Walter Friedel

Walter Friedel

Nazi Officer (uncredited)

George Golden

George Golden

Naval Officer at Fleet Admiral Meeting (uncredited)

Marv Goux

Marv Goux

Nazi Officer (uncredited)

John Hale

John Hale

Sailor (uncredited)

Sam Harris

Sam Harris

Officer at Fleet Admiral's Briefing (uncredited)

George Holmes

George Holmes

Scientist (uncredited)

Joseph La Cava

Joseph La Cava

Officer at Fleet Admiral's Briefing (uncredited)

Mike Lally

Mike Lally

Naval Officer at Meeting (uncredited)

Harold Miller

Harold Miller

Officer at Fleet Admiral's Briefing (uncredited)

Charles Morton

Charles Morton

Boat Captain (uncredited)

Henry Norell

Henry Norell

Sailor (uncredited)

Jack Pepper

Jack Pepper

Sport Fishmern (uncredited)

Montie Plyler

Montie Plyler

Helmsman (uncredited)

Felix Reinsch

Felix Reinsch

Submarine Captain (uncredited)

Waclaw Rekwart

Waclaw Rekwart

Passerby (uncredited)

Heinz Sadler

Heinz Sadler

Sonar Man (uncredited)

Scott Seaton

Scott Seaton

Old Man in Shipping Office (uncredited)

Jack Shea

Jack Shea

Sailor (uncredited)

John Truax

John Truax

Policeman (uncredited)

Edward Wermel

Edward Wermel

Scientist (uncredited)

Feridun Çölgeçen

Feridun Çölgeçen

Scientist (uncredited)