George Peppard
P.J. Detweiler
Raymond Burr
William Orbison
Gayle Hunnicutt
Maureen Preble
Brock Peters
Waterpark
Wilfrid Hyde-White
Billings Browne
Jason Evers
Jason Grenoble
Coleen Gray
Betty Orbison
Susan Saint James
Linette Orbison
Severn Darden
Shelton Quell
J
Jane Van Duser
Elinor Silene (as H. Jane Van Duser)
George Furth
Sonny Silene
B
Barbara Dana
Lita
Herb Edelman
Charlie (as Herbert Edelman)
John Qualen
Poppa
Bert Freed
Police Lieutenant
Ken Lynch
Thorson
Jim Boles
Landlord's Agent
Arte Johnson
Jackie
K
King Charles MacNiles
Calypso Singer
M
Mary Gregory
Miss Winnick