Mason Adams

as Narrator

as Narrator

as Francis

(1 episode) as Justice Joseph Crouch

as Derek's Father

(1 episode) as Clinton Anderson

as Father Nestor

(1 episode) as Mr. Hoyt

(1 episode) as Mr. Trapwell (segment "The Scoop")

as Mr. Pike

as Dr. Rochelle

(1 episode) as Sidney Pomerantz

as Henry D. Hyde

as Walter Warner Sr.

(1 episode) as President Harris

as Bob Rutherford

as Deputy Director Brown

as Frank Halloran

as Narrator (voice)

(1 episode)

(7 episodes) as Everett Daye

(1 episode)

as Col. Mason

as Father Francis Ryan

as Dr. Karl Janss

as Geoffrey Wiggins

as Dr. Gordon

as Narrator

(1 episode) as Bob Ranier

(5 episodes)

(2 episodes) as Francis Ryan

as Narrator (voice)

as Sumner Murdock

as Ford

as Ron Sandler

(1 episode) as Roger Philby

as Ray Mellette

as Narrator (voice)

as The Cat in the Hat / Narrator

as Harry Tannenbaum

(1 episode) as Professor Lloyd Rhodes

as President

as Elmo Tyson

as Willie the Wino

as Wally

as Dr. Ed Johnson

as Dr. Eliot Losen

as Bill Cairns

as Grandpa (voice)

(114 episodes) as Charlie Hume

(1 episode) as Richard Simmons

as Obstetrician

as The Banker with Chris

(1547 episodes)

as Narrator (uncredited)

(1 episode) as Bill Wendover

(1 episode) as GI Engineer Walter Maxwell (uncredited)

(1 episode) as Mr. Watkins

as Thomas Watson