Characters played by Tony Randall
Mortimer Brewster
Characters played by Boris Karloff
Jonathan Brewster
Characters played by Dorothy Stickney
Abby Brewster
Characters played by Mildred Natwick
Martha Brewster
Characters played by Tom Bosley
Teddy Brewster
Characters played by George Voskovec
Dr. Herman Einstein
Characters played by Farrell Pelly
Rev. Dr. Harper
Characters played by Dort Clark
Officer Brophy
Characters played by Nathaniel Frey
Officer Klein
Characters played by Dodie Heath
Elaine Harper
Characters played by Alan MacAteer
Mr. Gibbs
Characters played by Ralph Dunn
Lt. Rooney
Characters played by Edward Cullen
Mr. Witherspoon
Characters played by James Daly
Self --promoting the next episode