Gene Hackman character Reverend Scott
Ernest Borgnine character Mike Rogo
Red Buttons character James Martin
Carol Lynley character Nonnie Parry
Roddy McDowall character Acres
Stella Stevens character Linda Rogo
Shelley Winters character Belle Rosen
Jack Albertson character Manny Rosen
Leslie Nielsen character Captain Harrison
Pamela Sue Martin character Susan Shelby
Eric Shea character Robin Shelby
Fred Sadoff character Mr. Linarcos
Roseann Williams character Woman (uncredited)
Arthur O'Connell character John, the Chaplain
Sheila Allen character Nurse
Jan Arvan character Doctor
Byron Webster character Purser
John Crawford character Chief Engineer
Bob Hastings character M. C.
Erik L. Nelson character Mr. Tinkham
Charles Bateman character First Officer Larsen
